Full Judgment Text
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PETITIONER:
CONSUMER EDUCATION & RESEARCH CENTRE AND OTHERS
Vs.
RESPONDENT:
UNION OF INDIA & OTHERS
DATE OF JUDGMENT27/01/1995
BENCH:
RAMASWAMY, K.
BENCH:
RAMASWAMY, K.
AHMADI A.M. (CJ)
PUNCHHI, M.M.
CITATION:
1995 AIR 922 1995 SCC (3) 42
JT 1995 (1) 636 1995 SCALE (1)354
ACT:
HEADNOTE:
JUDGMENT:
1. Occupational accidents and diseases remain the most
appalling human tragedy of modem industry and one of its
most serious forms of economic waste. Occupational health
hazards and diseases to the workmen employed in asbestos
industries are of our concern in this writ
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petition filed under Article 32 of the Constitution by way
of public interest litigation at the behest of the
petitioner, an accredited Organisation. At the inception of
filing the writ petition in the year 1986, though it
highlighted the lacuna in diverse provisions of law
applicable to the asbestos industry, due to orders of-this
Court passed from time to time, though wide gaps have been
bridged by subordinate legislation, yet lot more need to be
done. So the petitioner seeks to fill in the yearning gaps
and remedial measures for the protection of the health of
the workers engaged in mines and asbestos industries with
adequate mechanism for and diagnosis and control of the
silent killer disease " asbestosis", with amended prayers as
under-
(a) Directions to all the industries and the
official-respondents to maintain compulsorily
and keep preserved health records of each
workman for a period of 40 years from the date
of beginning of the employment or 10 years
after the cessation of the employment,
whichever is later;
(b) To direct all the factories to adopt
"THE MEMBRANE FILTER TEST";
(c) To direct all industries to compulsorily
insure the employees working in their
respective industries, excluding those already
covered by the Employees State Insurance Act
and the Workmen Compensation Act so as to
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entitle the workmen to get adequate
compensation for occupational hazards or
diseases or death;
(d) To direct the authorities to appoint a
committee of experts to determine the standard
of permissible exposure limit value of 2
fibre/cc and to reduce to 1-fibre/cc for
Chrystolite type of asbestos, 0.5-fibre/cc for
Amosite type of asbestos and for the time
being 0.2-fibre/cc for Crocidolite type of
asbestos at par with the international
standards;
(e) To direct the appropriate Govenunents to
cover the workmen and to extend them Factories
Act or by suitable regulatory provisions
contained therein to all small scale sectors
which arc not covered under the Factories Act;
(f) To direct re-examination of such of
those persons who are found suffering from
Asbestosis by National Institute of
Occupational Health but not the E.S.I.
hospitals; and in particular the Inspector of
factories, Gujarat, be directed to have re-
examined all those workmen, examined by ESI by
N.G.D.H. and to award compensation; and
(g) To direct the Central Goverment to
appoint a committee to recommend whether dry
process can be completely replaced by wet
process.
2. It would appear from the record that in Karnataka,
Andhra Pradesh and Rajasthan, there exists about thirty
mines and the workmen employed therein are about 106 1.
There are about 74 asbestos industries in nine States,
namely, Haryana, Delhi, Andhra Pradesh, Karnataka,
Rajasthan, Maharashtra, Kerala, Gujarat and Madhya Pradesh.
It would also appear that as on August 1986 there are about
11,000 workmen employed in those industries. Basing on
Biswas Committee report, the petitioner filed the writ
petition. The Central Govt. accepting the said report,
framed modal Rule 123A of Factories Act and on its model
relevant laws and Rules were amended and are now brought
into force. We are not referring to the findings and
recommendations of Biswas Committee as the "Asbestos Con-
vention, 1986" covered the whole ground.
3. In Convention 162 of the Interna-
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tional Labour Conference (ILC) held in June, 1986, it had
adopted on 24th June, 1986 the Convention called "the Asbes-
tos Convention, 1986". India is one of the signatories to
the Convention and it played a commendable role suggesting
suitable amendments in the preparatory conferences. It has
come into force from June 16, 1989, after its ratification
by the Member-States. Article 2(a) defines "asbestos" to
mean the fibrous form of mineral silicates belonging to
rock-forming minerals of the serpentine group, i.e.
chrysotile (white asbestos), and of the amphibole group,
i.e. actinolite, amosite (brown asbestos, cummingtonite-
grunerite),anthophyllite, crocidolite (blue asbestos), tremolite,
or any mixture containing one or more of these." "Asbestos
dust" is defined as "airborne particles of asbestos or
settled particles of asbestos" which may become airborne in
the working environment "Respirable asbestos fibre" is
defined as a particle of asbestos with a diameter of less
than sum and of which the length is at least three times the
diameter; "Workers" coverall employed persons; "Workplace"
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covers all places where workers need to be or need to go by
reason of their work and which are under the direct or
indirect control of the employer;
4. Article 5(2) provides that "National laws or
regulations shall provide for the necessary measures,
including appropriate penalties, to ensure effective
enforcement of and compliance with the provisions of the
Convention.". Article 8 provides that "employers and workers
or their representatives shall co-operate as closely as
possible at all levels in the undertaking in the application
of the measures prescribed pursuant to this Convention".
Article 9 in Part III prescribes Protective and Preventive
Measures, regulating that the national laws or regulations
shall provide that exposure to asbestos shall be prevented
or controlled by one or more of the following measures (a)
making work in which exposure to asbestos may occur subject
to regulations prescribing adequate engineering controls and
work practices, including workplace hygiene; (b) prescribing
special rules and procedures including authorisation, for
the use of asbestos or of certain types of asbestos or
products containing asbestos or for certain work processes.
" Article 15 postulates that (1) "the competent authority
shall prescribe limits for the exposure of workers to as-
bestos or other exposure criteria for the evaluation of me
working environment (2) the exposure limits or other
exposure criteria shall be fixed and periodically reviewed
and updated in the light of technological progress and
advances in technological and scientific knowledge, (empha-
sis supplied), (3) in all workplaces where workers are
exposed to asbestos, the employer shall take all appropriate
measures to prevent or control the release of asbestos dust
into the air, to ensure that the exposure limits or other
exposure criteria are complied with and also to reduce ex-
posure to as low a level as is reasonably practicable."
Clause (4) provides that on its failure to carry out the
above direction to the industry to maintain and replace, as
necessary, at no cost to the workers, adequate respiratory
protective equipment and special protective clothing as
appropriate. Respiratory protective equipment should comply
with standards set by the competent authority and be used
only as a supplementary, temporary, emergency or exceptional
measure and not as an alternative to technical control.
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5.Article 16 mandates, that ’each employer shall be made
responsible for the establishment and implementation of
practical measures for the prevention and control of the
exposure of the workers he employs to asbestos and for their
protection against the hazards due to asbestos " (emphasis
supplied). Article 17 provides demolition of plants or
structures containing friable asbestos insulation etc., the
details whereof are not necessary. Article 18 obligates the
employer to provide clothing to the workers, maintenance,
handling and cleaning thereof etc. etc. Article 19 deals
with the disposal of the waste containing asbestos. Part IV
consisting of Articles 20 and 21, deals with surveillance of
the working environment and workers’ health. Article 20 (1)
provides that "where it is necessary for the protection of
the health of workers, the employer shall measure the
concentrations of airborne asbestos dust in workplaces, and
shall monitor the exposure of workers to asbestos at
intervals and using methods specified by the competent
authority." Sub-Article (2) of Article 20 envisages
maintenance of the records:- "the records of the monitoring
of the working environment and of the exposure of workers to
asbestos shall be kept for a period prescribed by the
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competent authority " (emphasis supplied). Clause (3) "the
workers concerned, their representatives and the inspection
services shall have access to these records." Clause (4)
"the workers or their representatives shall have the right
to request the monitoring of the working environment and to
appeal to the competent authority concerning the results of
the monitoring. ". Article 21(1) envisages That "workers
who are or have been exposed to asbestos shall be provided,
in accordance with national law and practice, with such
medical examinations as are necessary to supervise their
health in relation to the occupational hazard, and to
diagnose occupational diseases caused by exposure to
asbestos ". Clause (2) adumbrates that such monitoring shall
be free of the charge of the workers and shall take place as
far as possible during the working hours. Clause (3)
accords to the workers of the right to information, in that
behalf, of the results of their medical examination
(emphasis supplied) "shall be informed in an adequate and
appropriate manner of the results of their medical ex-
aminations and receive individual advice concerning their
health in relation to their work. Clause (4) is not
material for the purpose of this case, hence omitted.
Clause (5) postulates that the competent authority shall
develop a system of notification of occupational diseases
caused by asbestos.
6.Article 22, in Part V, relating to information and
education is not relevant for the purpose of this case,
hence omitted. In Part VI-Final Provisions, Article 24 is
relevant for the purpose of this case and Clause (1) thereof
states that "this Convention shall be binding only upon
those Members of the International Labour Organisation whose
ratifications have been registered with the Director-
General". The other Articles 23, 25 to 30 are not relevant.
7.International Labour Office, Geneva, has provided the
Rules regarding " safety in the use of asbestos". In Rule
1. 1.2 (Possible health consequences of exposure to asbestos
dust), it is stated that there are three main health
consequences associated with exposure to airborne asbestos
(a) asbestosis: fibrosis (thickening and scarring) of the
lung tissue; (b) lung
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cancer: cancer of the bronchial tubes; (c)
mesothelioma:cancer of the pleura or peritoneum. In
asbestos workers, other consequences of asbestos exposure
can be the development of diffuse pleural thickening and
circumscribed pleural plaques which may become calcified.
These are regarded as no more than evidence of exposure to
asbestos dust. Other types of cancer (e.g. of the
gastrointestinal tract) have been attributed to asbestos
exposure though the evidence at present is inconclusive. In
Rule 1.3, definitions of asbestos, asbestos dust, respirable
asbestos fibre have been defined thus :-
(a) cubestas is defined as the bibrous form
of mineral silicates belonging to the ser-
pentine and amphibole groups of rockforming
minerals, including: actinolite, arnosite
(brown asbestos, cumming to nite, grunnerite),
anthophyllite, chrysotile (white asbestos),
crocidolite (blue asbestos), tremolite, or any
mixture containing one or more of these;
(b) asbestos dust is defined as airborne
particles of asbestos or settled particles of
asbestos which may become airborne in the
working environment;
(c) respirable asbestos fibre is defined as
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a particle of asbestos with a diameter of less
than. 3 um and of which the length is at least
three times the diameter;
8.In Chapter 3, Exposure limits have been defined thus :-
3.1.1. - The concentrations of airborne
asbestos in the working environment should not
exceed the exposure limits ap.proved by the
competent authority after consultation with
recognised scientific bodies and with the most
representative organisations of the employers
and workers concerned.
3.1.2. - The aim of such exposure limits
should be to eliminate or to reduce, as far as
practicable, hazards to the health of workers
exposed to airborne asbestos fibres.
3.1.3. - The exposure level of airborne
asbestos in the working environment should be
established by: (a) by legislation; or (b) by
collective agreement or by any other
agreements drawn up between employers and
workers; or (c) by any other channel approved
by the competent authority after consultation
with the most representative employers’ and
workers’ organisations.
3.1.4 - it provides periodical review in the
fight of technological progress and advances
in technical and medical knowledge concerning
the health hazards associated with exposure to
asbestos dust and particularly in the light of
results of workplace monitoring.
9. In Chapter 4, under Monitoring in the workplace, Rule
4.4.4 is relevant for the purpose of this case which
adumbrates that the measures of airborne asbestos fibres
concentrations in fibres per millilitre in the workplace air
should be made by the membrane filter method using phase
contrast light microscopy as described in Appendix B of the
Rules. All respirable fibres over 5 um in length should be
counted by this method. Rule 4.4.5 provides that the
measurement of airborne dust concentrations (mg/m3) in the
workplace air should be made by gravimetric method as
described in Appendix C to the Rules. The mass of the
collected total dust should be determined and, by analysis,
the of asbestos and its mass percentage.
10.Rule 4.5 Monitoring Strategy and Rule 4.6-Record keeping,
have been adumbrated as under:-
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4.6.1. Record should be kept by the employer
on aspects of asbestos dust exposure. Such
records should be clearly marked by date, work
area and plant location etc. etc.
11.In General preventive methods, in Chapter V. Rule 5.2. 1.
- All appropriate and practicable measures of engineering,
work practice and administrative control should be taken to
eliminate or to reduce the exposure of workers to asbestos
dust in the working environment to the lowest possible
level. Rule 5.2.2. provides that " engineering controls
should include mechanical handling, ventilation and redesign
of the process to eliminate, contain or collect asbestos
dust emissions by such means as (a) process separation,
automation or enclosure; (b) bonding asbestos fibres with
other materials to prevent dust generation; (c) general
ventilation of the working areas with clean air, etc. etc.
12. Chapter VI deals with personal protection of the
respiratory equipment etc., the details whereof are not
necessary. Chapter VII deals with the cleaning of the
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premises of the plant. Detailed instructions as to the
manner in which work premises are maintained in a clean
state, free of asbestos waste, have been provided and it is
not necessary to enumerate all the details. Suffice it to
say that every industry shall scrupulously adhere to the
instructions contained in Chapter VII and Ix. Chapter X
deals with the supervision of the health of workers.
13. Part B deals with control of asbestos exposure in
specific activities, mining and milling, asbestos cement,
Textiles. In Chapter 15, Encapsulation or removal of
friable thermal and acoustic insulation provides the
procedure for repairs or removal of asbestos insulations.
In Rule 15.10, dry stripping and Rule 15.10.1. provides that
dry stripping is associated with very high levels of
asbestos dust which should, therefore, be, used only (a)
where wet methods cannot be used; (b) where live electrical
apparatus might be made dangerous by contact with water; (c)
where hot metal is to be stripped and the use of water may
be damaging. Rule 15.10.2 provides that where dry stripping
is employed, as effective a standard of separation as
possible should be preserved between the work site and the
adjacent areas to prevent the escape of asbestos dust. Rule
15.10.3 envisages that all workers within the separated area
should be provided with, and should use, suitable
respiratory equipment and protective clothing. All other
guidelines are not necessary, hence omitted. In Rule 15.1
1, wet stripping provides procedure thus:-
" 15.1 1. 1. Areas in which wet stripping is
being carried out should be separated from
other work areas.
15.11.2. All workers within the separated
area should use suitable respiratory
protective equipment and protective clothing.
15.11.3 Electrical equipment in the area
should be isolated from the entry of water.
15.11.4. At the end of the work a competent
person should ensure that it is safe for the
electrical supply to be restored.
15.11.5. Before removal is started, care
should be taken did do: asbestos material is
saturated with water. This may be made easier
by the addition of a waterwetting agent.
15.11.6 (1) Where cladding has to be
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removed, it should first, where practicable,
be punctured and the asbestos containing
material within the cladding should be
thoroughly wetted.
(2) The cladding should then be removed
carefully within the enclosure and all sur-
faces should be vacuumed or sprayed with
water.
15.11.7.The water-saturated material should be
removed in small sections and placed
immediately in labelled containers which
should then be sealed.
15.11.8.Any slurry produced should be
contained and not discharged into drains
without adequate filtration. etc. etc.
14. Rule 15.12 provides stripping by high-pressure water
jets the details whereof are not material but suffice it to
emphasise that specialised method should be carried out only
by trained personnel and all precautions relevant to the
operation should be taken. Special safety precautions,
including those given in this section of Code, are required,
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since they arc very high-pressure spraying or dangerous,
displaying at the proper place in addition to other
stripping warning notices. Other guidelines are not
relevant for the purpose of this case but suffice to state
that every industry should adopt, adhere to and strictly
follow the Rules provided for the safety in the use of
asbestos.
15. In the "Encyclopaedia of Occupational Health and
Safety", Vol-1, published by International Labour Office,
Geneva, the latest 4th Edition, 1991, provides definition of
asbestos as has been found hereinbefore and therefore, it is
not necessary to its reiteration. Its Pathology has been
stated at page 188 in Vol-1, which is as follows:-
"The retained fibres in the alveolar region are 3 um or less
in diameter but may be up to 200 um long. Animal experi-
ments strongly point to the longer fibres, 5 um and over, as
being much more fibrogenic than shorter fibres. A propor-
tion of the longer fibres, especially amphiboles, become
coated with an iron Protein complex producing the drumstick
appearance of asbestos bodies. All types of asbestos cause
similar fibrosis. The fibrosis starts in the respiratory
bronchioles with collections of macrophages containing
fibres, and others lying free. These deposits organise,
collagen replacing the initial reticulin web. Initially
only a few respiratory bronchioles are affected, but the
fibrosis spreads centrally to the terminal bronchioles and
peripherally to the acinus. The areas increase in size and
coalesce causing diffuse interstitial fibrosis with
shrinkage. The process starts in the bases spreading
upwards as the disease progresses; in advanced disease the
whole lung structure is distorted and replaced by dense
fibrosis, cysts, and some areas of emphysema.
The pleura, both visceral and parietal surfaces, are
affected by the fibrosis and to a degree which is much
greater than in other types of pneumoconiosis. The visceral
surface may be sclerosed up to 1 cm thick. In the parietal
pleura thickening starts as a basket-weave pattern of
fibroblasts, the sheets of fibrosis lying along the line of
the ribs especially in the lower thorax and posteriorly.
The edges become rolled and crenated and, after many years,
calcified.
The parietal thickening may be extensive and thick with
little or no parenchymal fibrosis. The reasons for this are
not fully understood but indicate the need to separate, if
possible, parietal and visceral pleural thickening in life.
Diagnosis and types :
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Table 1 lists the types of fibrosis in the lung caused by
asbestos that can be Partially or well separated clinically.
Recent epidemiological research indicates that asbestosis
and pleural plaque may have differing actiologies, natural
histories, and significance in terms of morbidity and
mortality.
Table 1. Types of lung fibrosis caused by asbestos
------------------------------------------------------
Parenchynml
Pleural:
Visceral: Acute Asbestosis
Chronic
Parietal: Hyaline
Calcified Pleuralplaques
------------------------------------------------------
16. The Asbestosis has been signified at page 188 which is
as follows:
Asbestosis The signs and symptoms of asbestosis are similar
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to those caused by other diffuse interstitial fibroses of
the lung. Increased breathlessness on exertion is usually
the first symptom, sometimes associated with aching or
transient sharp pains ;in the chest. A cough is not usually
present except in the late stages when distressing paroxysms
occur. Increased sputum is not. present unless there is
bronchitis, the result of smoking. The onset of symptoms
(except following very heavy exposure) is usually slow and
the subject may have forgotten having any contact with
asbestos. Persistent dull chest pain and haemoptysis
indicate the need to investigate further the diagnosis of
bronchial or mesothelial cancer.
The most important physical sign is the presence of high-
pitched fine crepitations (crackles) at full inspiration and
persisting after coughing. They occur initially in the
lower axillae and extend more widely later. Agreement
between skilled observers on detecting this sign is good but
it may vary from day to day in the early stages. It may
also be present as an isolated sign in 2-3% of otherwise
normal individuals. There are now means of recording this
sign on tape. Other sounds wheezes and rhonchi are of no
help in diagnosis, but indicate associated bronchitis.
Clubbing of the fingers and toes was formerly regarded as an
important physical sign. There is an impression that it is
now less frequently seen. Its seventy does not relate well
to other aspects of the diagnosis. There is poor agreement
between observers except when the clubbing is very
pronounced. It is possible that its presence relates to the
rapidity of progression of the disease.
The chest radiograph remains the most important single piece
of evidence, even though the appearances are similar to
other types of interstitial fibrosis. When the radiography
is classified by three or more skilled readers using the ILO
1971 scheme independently, it is found that virtually all
cases of asbestosis are picked up by one or more of the
readers as Category 1/0 or above. The radiographic
appearances are well illustrated in the set of standard
films of the ILO 1980 Classification of the radiographic
appearances of the pneumoconioses (see PHEUMOCONIOSES,
INTERNATIONAL CLASSIFICATION OF). The classification
provides a means of recording the continuum from normality
to the most advanced stages on a 12-point scale of severity
(profusion) and of extent (zones) affected. The earliest
changes usually occur at the bases with the appearance of
small irregular (linear) opacities superimposed on the
normal branching architecture of the lung. As the disease
advances the extent increases and the profusion of irregular
opacities progressively obscures the normal structures.
Shrinkage of the lung occurs, with elevation of the
diaphragm. in advanced cases
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distortion of the lung with cysts (honeycomb lung) and
bullae occur. The hilar glands are not enlarged or
calcified unless exposure has been to mixtures of silicious
dusts. This may occur, for example, in making asbestos
roofing shingles or pressure pipes, and in mining. The
small opacities may then be rounded rather than irregular.
The pattern of lung function provides the important third
component in diagnosis. The functional changes are the
result of a shrunken and non-homogeneous lung, without
obstruction of the larger airways (restrictive syndrome).
The total lung volume is reduced and especially the forced
vital capacity (FVC), but the ventilatory capacity (FEV1.0)
is only reduced in proportion to the FVC, so the ratio FEV
1.0/ FVC is normal or even raised. The transfer factor for
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carbon monoxide is reduced in later stages, but in the early
stage an increase of ventilation on a standard exercise test
may be the only alteration indicating impairment of gas
exchange. Although the restrictive syndrome is the com-
monest pattern (about 40%) in about 10% of cases airway
obstruction is the main feature and in the remainder a mixed
pattern is seen. This is though to be largely due to the
confounding effects of cigarette smoking.
Visceral pleurisy: chronic and acute This occurs in two
forms chronic and acute. The former is the commoner and is
a usual accompaniment of parenchymal disease, but its
severity does not run parallel with the parenchymal disease.
The diagnosis is radiographic. In some cases one or both of
the costophrenic angles are filled in but the more specific
feature is the appearance of well defined shadow running
parallel to the line of the lateral chest wall and separated
from it by a narrow (1-2 nun) clear zone. This is due to
the thickened pleura seen "edge on". It is illustrated in
the ILO 1980 standard set of films. The thickening is best
seen in the middle and lower third of the lateral chest
wall, the apices are usually spared. It is common in those
only lightly exposed to find this pleural thickening as the
only radiographic feature. It is readily missed when
present only over a short length of the wall and if the
radiographic technique does not give a clear picture of the
periphery of the lung. When the visceral pleura is greatly
thickened it causes veiling of the lung field, obscuring
both the normal structure and parenchymal changes. This
probably the basis of the "shaggy heart" and the "ground
glass" appearance described in the carly accounts of
asbestosis. The wide recognition that small areas of
pleural thickening may be the only sign of past exposure to
asbestos is recent, and it seems to be a feature of the
effects of low exposure to the dust. It is likely to remain
an important observation for monitoring exposure to improved
conditions in the future.
Acute pleurisy affecting the bases, and costophrenic angles,
with effusions, sometimes blood-stained, is now a recognised
sequel to asbestos dust exposure. It is associated with
pain, fever, leucocytosis and a raised blood sedimentation
rate. It settles in a few weeks but leaves the costophrenic
angles obscured. No precipitating factors have been identi-
fied. Its recognition is important. Firstly, the cause may
be missed unless and adequate occupational history is taken;
secondly not all effusions in asbestos workers signify the
onset of an asbestos-related cancer. A few weeks of
observation may be necessary to confirm the aetiology.
Summary of diagnosis The diagnosis of asbestosis therefore
depends upon
(a)a history of significant exposure to asbestos dust rarely
starting less than 10 years before examination:
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(b) radiological features consistent with basel fibrosis
(Category 1/0 and over, ILO 1980);
(c) characteristic bilateral crepitations;
(d) lung function changes consistent with at least some
features of the restrictive syndrome.
Not all the criteria need to be met in all cases but (a) is
essential, (b) should be given greater weight than (c) or
(d); however, occasionally (c) may be sole sign, Other
investigations are not of much help. Asbestos bodies in the
sputum indicate past exposure to asbestos but are not di-
agnostic of asbestosis. Their absence when there is much
sputum and marked radiological changes of fibrosis suggest
an alternative cause for the fibrosis.
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Immunological tests may be positive but do not help in
consistent separation of asbestosis from other types of
fibrosis. Lung function results must be assessed in
relation to appropriate standards allowing for ethnic, sex
and age differences and for cigarette smoking.
Asbestos corns on the fingers area of thickening skin
surrounding implanted fibres are now much less common be-
cause much of the asbestos fibre is packed mechanically and
gloves are worn. Corns do not lead to skin tumors and
disappear on removal of the fibres.
17.Pleural plaques and sources of exposure to asbestos have
been stated at page 189-191, thus :-
Pleural plaques Parietal pleural plaques alone rarely cause
symptoms. They may occur alone or with asbestosis. The
diagnosis in life is radiological and the appearance are
more specific than in the case of parenchymal fibrosis. PA
films will detect most cases, but because they are
frequently thickest posteriorly their full extent is best
seen using oblique views. The ILO 1980 standard film show
their appearance and the scheme provides, for the first
time, a separation of parietal (circumscribed) and visceral
(diffuse) pleural thickening. The plaques lie along the
line of the ribs, and when thick cast a well defined shadow
over the lung field extending in from the lateral chest
wall, where they may also be seen "edge on".
Separation from visceral thickening depends largely on a
defined edge to the shadow. Both types may occur together.
Dependent mostly on the length of time since first exposure,
and age, patchy Calcification occurs in the edges. This
produces a bizarre pattern of dense shadows likened to
"gluttering candle wax" or a "holly leaf". The onset of
calcification reveals many small plaques not previously
visible. When calcification occurs in a crater-shaped
plaque on the dome of the diaphragm a diagnosis of past
exposure to asbestos or related minerals can be made with
confidence.
Sources of exposure to asbestos Formerly it was though easy
to establish past exposure to asbestos by inquiry about work
in manufacturing plants, or the application of the fibre for
insulation. Now it is realised that only the most detailed
history of all jobs, residences and occupations of the
family will reveal possible exposures to asbestos. The
reasons for this change are
(a) the much wider use of asbestos in thousands of products
especially since the Second World War (see ASBESTOS):
(b) the recognition that significant exposure to asbestos
occurred around mines and manufacturing plants in the past;
(c) the discovery of family exposure to the dust brought
home on clothing, and
649
also that those working in an area where lagging is in
progress may be affected, even though they are engaged in
lagging;
(d) the finding that calcified pleural plaques,
indistinguishable from those occupationally exposed, also
occur in the general population in localised areas in
several countries (Finland, Czechoslovakia, Bulgaria, Turkey
and others).
With the discovery of such diversity of sources of possible
exposure, but virtually no quantitative information about
its severity, and few long term follow up studies of those
exposed, it is not surprised that there is controversy about
the health hazards. However, some conclusions emerge which
must be subject to revision in the future.
(1)Asbestosis is primarily occupational in origin, the
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result of mining , milling, manufacturing, applying,
removing or transporting asbestos fibre. Exposure is much
less when the fibre is bound in the product (asbestos cement
and asbestos plastic and paper product). Also exposure in
the past was much greater than it is today with the use of
the best working practices.
(2)Asbestosis may have been caused by home exposure from
dusty clothing at a time when there was no dust or hygiene
control in the factories.
(3)Asbestosis does not result from the very limited exposure
to which the general public is or has been subject, even
though asbestos fibers are detectable in the lungs of a high
proportion of adults in industrialized areas. The median
numbers of fibres so detectable are two to three order of
magnitude less than that found in those occupationally ex-
posed.
(4) There are and have been important differences between
countries in the use of asbestos,so that exposure for the
same occupation varies widely. For example, dry wall
fillers (sparkling) contain asbestos in the United States
but not the United Kingdom; thus sanding of internal walls
during construction and maintenance is a source of exposure
in the former but not in the latter. On the other
hand,spraying of crocidolite was much more widespread in the
1940s in the United Kingdom that elsewhere.
(5) Pleural plaques can arise at levels of exposure
probably much lower that required to produce asbestosis. In
addition it is probable that other minerals can cause
plaques. For example, among chryosotile miners in Quebec
calcified plaques are limited to those who have worked in
two out of the eight mines.The minerals causing the plaques
in general population have not been fully established.
Tremolite, an amphibole often present in deposits of
asbestos, may be important.
(6) Whether chrysotile and the amphiboles differ in
fibrogenicity in man is uncertain, but some evidence
indicates that the amphiboles may be more fibrogenic. In
animals there is little difference but the amphiboles remain
in the lung much longer than the chrysotile.
The relation of asbestosis to dose of dust In only a few
instances are there records of past dust sampling to relate
to the prevalence or incidence of asbestosis. But the
information has been exhaustively analysed for miners and
millers in Quebec, a group of asbestos cement workers in the
United States and asbestos textile workers in the United
Kingdom, because of its relevance to setting hygiene stan-
dards. In North America the dust was measured in millions
of particles/ft3, in the United Kingdom in fibres/cm3 the
measurement now international used.
650
All the data show a clear relation between estimated dose of
dust (concentration x time of exposure) and the incidence or
severity of disease, but are insufficiently precise to
determine whether there is a threshold level below which
asbestosis will not occur. A cautious conclusion from the
North American studies is that at about 100 million
particles/ft3/yr there might be a threshold or that the risk
of developing asbestosis would be as low as 1% of men after
40 years’ exposure could be as WWI as 1.1 fibres/cm3 or may
have to be as low as 0.3 fibres/cm3". More precise
information will only become available when the dust
sampling introduced widely after the mid-1960s is related to
the incidence of disease in the future.
The relation of asbestosis to lung cancer - The important
questions here are: firstly, is there an excess risk of
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bronchial cancer only in those who also have some degree of
asbestosis? Secondly, if the dust exposures are low enough
to eliminate asbestosis, will the excess lung cancer risk
also be reduced to an acceptably low level? Neither
question can be answered at present, and so disagreement is
likely. It is known that there is a close association
between asbestosis and lung cancer, about 50% of those dying
from or with asbestosis have a lung cancer at post mortem.
Among those knowledgeable about details of the dose-response
data there would probably be agreement that dust exposures
low enough to eliminate asbestosis will also reduce the ex-
cess bronchial cancer risk to a very low value. This does
not extend to the risk to a very low value. This nearly so
closely related to that of asbestosis (see ASBESTOS
(MESOTHELIMO AND LUNG CANCER).
PREVENTION -
This depends on successful control of dust exposure and
medical surveillance to protect the individual, as far as is
possible, and for the detection of health trends in be
group.
Engineering control - Replacement of asbestos by other
material believed to be safer has been widespread since the
mid1970s. Man-made mineral fibres and other insulating
materials are rapidly replacing asbestos for heat
insulation. But for other uses, for example, asbestos ce-
ment, friction material and some felts and gaskets,
substitution is not at present practicable.
Dust control has been gradually improved by partial or
complete enclosure of plants and the wide use of well de-
signed local exhaust ventilation. In the textile section a
completely new wet process of forming the thread has greatly
reduced dust level, previously difficult to control. During
maintenance work on old insulation much stricter control of
exposures is possible by isolation of the working areas, and
by training in the use of good working practices to reduce
the dust, for example damping of the insulation before
removal and the use of vacuum cleaning in place of sweeping.
But removal of old insulation is likely to remain for many
years a major potential source of high exposure (see also
DUST CONTROL INDUSTRIAL.
Medical surveillance The insidious onset of asbestosis and
the lack of highly specific features indicate the need for
well recorded and systematic, initial, and periodic
examinations of asbestos workers. This ensures the best
chance of detecting the earliest signs. Physical
examination of the chest, full-sized, high technical quality
chest radiographs and test of FVC and FEV1-0 are the minimum
required. The interval will vary from annually up to four
times yearly, with more frequent visits when there are
clinical reasons. There is increasing evidence that the
radiological
651
features of asbestosis are in part cigarette-smoking
dependent which requires the recording of smoking histories.
This and the multiplicative effects of asbestos dust and
cigarette smoking on the risk of bronchial cancer provide
the strongest possible grounds for stopping cigarette smok-
ing in those potentially exposed to asbestos. Personal
advice on the special dangers of smoking and limiting
opportunities for smoking at work are essential steps in
prevention. Full personal protective equipment will be
required where dust levels cannot be lowered to the hygiene
standard. The system of periodic examinations also
provides, if properly analysed, essential information about
the effectiveness or failure of the engineering control of
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the dust. Tabulation, by age and years of exposure, of the
results of classifying the chest films on the ILO 1980
scheme preferably by independent readers gives early
evidence of trends in the prevalence of asbestosis. This
valuable information will be missed if the group findings
are not examined in detail.
Treatment:-
There is no specific treatment for asbestosis. Where the
rate of progression appears unusually rapid further special
investigations, including lung biopsy, may be justified if
it is likely to assist in the differential diagnosis, and
influence treatment for example the use of steroids, but
these are not of proved value. The severity of past
exposure is the only factor known to influence progression
rate. Thus, those with some evidence of asbestosis, if
young or middle-aged should be removed from further
exposure. In cases where exposure has not been heavy and
asbestosis is only detected late in life,, progression may
be very slow and the grounds for removal from work with as-
bestos, under good conditions, are less compelling.The
widespread and often misleading publicity given to the
hazards of exposure to asbestos may cause much anxiety to
those with asbestosis, both for their own health and for
that of their family. Reassurance, and the putting of the
likely prognosis in true perspective, are an important Part
of good treatment. The special risks of continuing
cigarette smoking need emphasis. Mesotheliomas are a rare
complication in those exposed only to chrysotile.
Compensation: -
The conventions on the awarding of compensation for
asbestosis vary in different countries. Unusual
breathlessness on exertion, as a cause of disability, may be
required, even though it is not essential for a confident
diagnosis of asbestosis. Compensation May be limited to
those with evidence of parenchymal disease; pleural fibrosis
parietal or visceral alone may not be accepted. Lung (bron-
chial) cancer is usually accepted as part of the disease
provided there is at least some evidence of parenchymal
fibrosis, but may be rejected if there is no radiological
evidence of pleural or parenchymal fibrosis. There is
plenty of opportunity for disagreement, especially when a
factor for uncertainty of prognosis is included. It is now
established did asbestos dust alone may cause lung cancer
although the absolute risk is very small comPared with that
from the combined effects of cigarette smoking and asbestos
dust. It has not been established that pleural plaques
alone result in an increased risk of bronchial or
mesothelial tumours, above that for similar exposures to
asbestos dust without these pleural changes. The con-
siderable uncertainty about the likely rate of Progression
of the fibrosis makes assessment on first diagnosis
especially difficult. Lung biopsy is not justifiable solely
for compensation assessment.
652
ASBESTOS (mesothelioma and lung cancer)
While pulmonary fibrosis due to exposure to asbestos
(asbestosis) has been known for decades, the first reports
of individual cases of asbestosis combined with pulmonary
cancer which appeared from time to time in various countries
were accepted more as a curiosity. They Id not attract much
attention untill in 1947 a British Chief Inspector of
Factories, E.R.A. Merewether, reported that lung cancer was
found to be the cause of death in 13.2% of persons known to
have asbestosis who had died and been autopsied between 1923
and 1946. A similar high proportion of cancer deaths in
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asbestosis was found by other pathologists and the
probability of a role of asbestos in pulmonary
carcinogenesis was definitely established by an
epidemiological study by Doll in 1955, and confirmed by
further studies.
Soon afterwards a new surprising discovery was made in South
Africa. An accumulation of cases of an otherwise very rare
tumour of the pleura and peritoneum, the malignant
mesothelioma, was reported by Wagner in 1959 and related to
exposure to the locally mined type of asbestos, crocidolite.
Soon afterwards cases were identified in non-mining occu-
pational exposures to asbestos in England, in the United
States and elsewhere. In contrast with asbestosis, and in
contrast with asbestos-related pulmonary cancer,
mesothelioma was found also in persons whose exposure was
not necessarily occupational.
Bronchogenic carcinoma related to asbestos: -
Bronchogenic carcinoma of the lung.There is a disease very
in the general population. While in many countries the
total mortality from cancer slowely declines, the incidence
and mortality from lung cancer increases and stands as the
most frequent cause of death from cancer, particularly in
cigarette smokers. It begins with transformation of the
mucous membrane lining the inside of the bronchus at various
level and such foci of transformation may remain at their
initial spot for some time shedding at times atypical or
metaplastic cells into the sputum without causing other
symptoms. This is the period in which we sometimes may
succeed in discovering these pre-cancerous, or the earliest
cancerous, changes by sputum cytology sooner than by other
diagnostic methods. Some of such early alterations of cells
is reversible and may spontaneously heal when the cause
disappears, e.g. when the person stops smoking. When the
original focus develops definite cancer cells, the focus
begins to grow, to bleed and slowly to obstruct the way, a
growing malignant tumour becomes visible on the radiogram
and unless it can be surgically removed as soon as
confirmed, it tends to spread through growth and through
dissemination by blood and by lymph and to lead eventually
to death. Supporting treatment by chemotherapy and
radiation successfully prolongs life and radical surgery can
provide complete healing.
The various components of the bronchial lining may undergo
malignant transformation and consequently the carcinoma may
be composed of various cells and have various histological
appearances such as adenocar-cinoma or squamous, or oat-cell
carcinoma.
There are no histological or other characterstics winch
would specify the individual lung cancer as cancer caused by
asbestos.
In many cases of asbestos-linked pulmonary cancers the lungs
also show pulmonary fibrosis-asbestosis
653
microscopically, and often macroscopically, and on x-ray.
examination. Some scientists believe that so-called
"asbestos lung cancer" can only develop on a pathologically
changed terrain of asbestotic fibrosis. There is evidence
of such a possibility in human pathology: the scar-carci-
noma. Others believe that exposure to. asbestos alone,
particularly in a smoker, may provoke cancerous growth
without also causing asbestosis. The decision between the
two opinions is difficult to reach because in individual
clinical cases of bronchogenic carcinoma we cannot dis-
tinguish what is an "asbestos cancer", a "ciprette cancer"
or lung cancer from yet another cause. Thus, in most coun-
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tries bronchogenic carcinoma is considered an occupational
disease due to asbestos, e.g. for workmen’s compensation,
only in the presence of coexisting asbestosis. If pulmonary
fibrosis were a prerequisite for development of asbestos-
linked lung cancer, it would follow that lowering exposures
to asbestos to levels which effectively prevent asbestosis
would automatically eliminate "asbestos lung cancer".
Epidemiological data
In man the link of lung cancer with asbestos has been mainly
epidemiological. while asbestosis cannot occur without ex-
posure to asbestos mad consequenty every case of asbbestoses
must be linked with such exposure, with pulmonary cancer
the situation is quite different. It is a rather common
disease in the general population. The link with exposure
to asbestos is based on finding whether in those exposed to
asbestos is based on finding whether in those exposed to
asbestos bang cancer occurs more frequently than in those
unexposed, i.e. whether in those exposed there is an excess
incidence of lung cancers.
Since Doll’s study a number of other epidemilogical studies,
of various levels of excellence, have been carried out which
confirm that indeed there is an excess of bronchogenic
carcinoma in persons exposed to asbestos, under certain
circumstances, and thus that asbestos must be considered one
of a number of carcinogenic substance.
What are the circumstances of a manifest risk of cancer in
asbestos exposure? It has been established that smoking
cigarettes greatly increases this risk. In fact the large
majority of lung cancers attributed to asbestos exposure
have occurred in smokers. A lung cancer in an asbestos-
exposed non-smoker has been a rarity. Table 1 shows the
effect of both exposures together while each of the two
exposures also carries a risk by itself. A particular
exposure to asbestos in the reported group of workers
increased the basis risk of pulmonary cancer in nonsmokers.
However, since the risk in nonsmokers was very small, its
further increase still meant only very few cases, if any at
all. On the other hand, when the basic risk of exposure to
asbestos was combined with the 11. 8 time higher risk of a
smoker, this combination necessarily produced a serious risk
leading to an excess of incidence of pulmonary cancer. This
experience has an important practical implication: most
"asbestos cancers of the lungs" could be prevented if the
workers did not smoke. In fact it was found that the risk
for the asbestos workers who had stopped smoking declined
after 10 years to the low level existing for non-smokers.
The bronchogenic carcinoma has a long latent period, usually
20 years or more. Consequently, what excesses of incidence
of pulmonary carcinoma linked with asbestos have been found
to date must be linked with exposures 20 years or more
development of the tumour. It is known that exposures in
those days
654
were generally very high. But we usually do not have any
precise measurements. Thus in most existing epidemiological
studies it has not been easy, and in some not possible, to
establish a relation between the incidence of cancer and a
certain quantitative level of exposure, other than that the
exposure had been high.
Table 1
-----------------------------------------------------------
Asbestos exposure
Little Moderate Heavy
Non-smokers 1.0 2.0 6.9
Moderate smokers 6.3 7.5 12.9
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Heavy smokers 11.8 13.3 25.0
From : McDonald,J.C. "Asbestos-related diseases: an
epidemiological review" (587-601). Biological effects of
mineral fibres. Wagner, J.C. (ed). IARC scientific
publications No.30 (Lyons, International Agency for Research
on Cancer, 1980) Vol.2.
-----------------------------------------------------------
One quantitative measure commonly used is the duration of
exposure in years. In other studies the period since first
exposure and the duration of exposure. Only a few
investigations love had the additional benefit of actually
measured data on past levels of exposure. An example of the
latter is the series of epidemiological studies of workers
of the chrysotile mines of quebec carried out by J.C.
McDonald and his collaborators. This and some other studies
showed a dose-response relationship, i.e. the higher was the
dose, in terms of level of exposure, or of periods of
exposure, or of both of them combined, the higher was the
excess incidence of bronchogenic cancer. In fact the excess
incidence of lung cancer and statistically significantly
increased relative risk was usually found only in groups of
persons most severely exposed (see Table 2)
Table 2. Relative risks of lung cancer in relation to
accumulated dust or fibre exposure, before and after
correction of work histories with controls matched for
smoking
-----------------------------------------------------------
Accumulated dust exposure
(millions of particles per
cubic foot x years)
------------------------------------
<30 30 300 >1000 All
<300 <1000
-----------------------------------------------------------
Before correction
Cases 89 73 56 27 245
Controls 108 87 42 8 245
655
Relative risk 1 1.02 1.62 4.10 -
After correction
Cases 85 73 59 27 244
Controls 101 89 44 10 244
Relative risk 1 0.97 1.59 3.21 -
Accumulated fibre exposure
(fibres per ml x years)
---------------------------------------
<100 100 1000 > 3000 All
<1000 <3000
---------------------------------------
After correction
Cases 86 76 56 26 244
Control 110 87 35 12 244
Relative risk 1 1.12 2.05 2.77 -
From: McDonald J.C.: Gibbs, G.W., Liddell, F.D.K.
"Chrysotile fibre concentration and lung cancer mortality: a
preliminary report" (811-817). Biological effects of
mineral fibres. Wagner, J.C. (ed). LARC scientific
publication No.30 (Lyons, International Agency for Research
on Cancer, 1980), Vol.2.
-----------------------------------------------------------
18.In Asbestos Medical and Legal Aspects by Barry 1.
Castleman at p. 10 had stated that Dr. Merewether following
the diagnosis by Homburter in his co-incidence of Primary
Carcinoma at EC Lungs and Pulmonary Asbestos 1943 stated
that fibrosis of the lungs as it occurs among asbestos
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workers as the slow growth of fibrous tissue (scar tissue)
between the air cells of the lungs wherever the inhaled dust
comes to rest. While new fibrous tissue is being laid down
like a spider’s web, that deposited earlier gradually
contracts. This fibrous tissue is not only useless as a
substitute for the air cells, but with continued inhalation
of the causative dust, by its invasion of new territory and
consolidation of that already occupied it gradually, and
literally strangles the essential tissues of the lungs. In
Malignant Mesothelioma in Norway by Gunnar Mowe, 1986 Ed.,
he stated at p.8 on Aetiology of malignant mesothelioma that
in 1943, Dr. Wedler reviewed malignancies in 30 asbestosis
cases in Germany, and suggested a casual association
between asbestosis and both bronchial and malignant
mesothelioma. At p.9, he stated that in 1969, Wagner and
Berry reported that
656
all the main types of asbestos fibres were capable of
producing mesotheliomas in rats after intrapleural or
intraperitoneal installation. In the same page in para 2.2,
he stated that the importance of asbestos fibre size in
explaining the biological effects of asbestos was first
emphasized by Timbrell in 1965. At p. 14 in para 3.2,
caption lung fibre burden, he stated that lung fibre
burden, which is defined as the total content of mineral
fibres in the lungs, depends on external asbestos exposure.
At pA 5 in Table 5, Biological effects of natural mineral
fibres (asbestos related diseases), he stated that long
latency time from first exposure until onset of disease is a
typical feature of all the asbestos related diseases. At p.
16 in para 3.4, he stated that among 948 patients with
malignant mesothelioma, 65% were pleural, 24% peritoneal and
11% pericardial. At p.21, lung fibre analysis under the
caption material and methods, para 3, he stated that the
lung tissue samples- for fibre analysis were obtained from
twelve, pathology departments the analysis samples from 85
men and 13 women disclosed the malignant mesothelioma. At
p.25, summary of his results in Paper V, he stated that the
median latency time from the first year of exposure until
death was 35 years (range-18-53), and the median time inter-
val from last year of exposure until death was 14 years
(range: upto 40 years). At p.32, he stated that the
estimated proportion of-men with at least possible occupa-
tional asbestos exposure were 82%. At p.40, he stated that
strict regulations and effective control of such work are
vital in order to prevent asbestos related cancers in the
future. At p. 41 in para 4, he stated that high amphibole
concentration in lung tissue increases the risk of malignant
mesothelioma considerably. Asbestos exposure corresponding
to only one million fibres per g. of dried lung tissue is
also associated with increased risk. In Blannie S. Wilson
v. Johns Manville Sales Corpn Ltd., 684 Federal 2nd III
(1982), the United States Court of Appeal, District of
Columbia Circuit, Ginsburg, J., as a Judge in the Court of
Appeal deciding the question of limitation of 3 years from
the date of diagnosis of mild asbestos held that the period
of 3 years should be computed from the date of discovery and
that asbestos, which is not a cancerous process, has a
latent period of 10 to 25 years between initial exposure and
apparent effect. Even longer periods of time may pass
before mesotheliorna manifests itself In William T. Urie v.
Guy A. Thompson, 93 L. Ed. = 337 US 163, the Supreme Court
of the United States of America laid that the limitation of
three years prescribed by the statute of limitation starts
from the time when the employee discoveres the disease and
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the cause of action accrues only when diagnosis of the
disease is accomplished, and not when the employee
unwittingly, contracts it nor is each inhalation of silica
dust a separate torn giving rise to a fresh cause of action.
19.It would thus be clew that disease occurs wherever the
exposure to the toxic or carcinogenic agent occurs,
regardless of the country the type of industry, job title,
job assignment, or location of exposure. The disease will
follow the trail of the exposure, and extend the chain of
carcinogenic risk beyond the workplace. It is the exposure
and the nature of that exposure to asbestos that determines
the risk and the diseases which subsequently result. The
development of the carcinogenic risk due to asbestos or any
other carcinogenic agent, does not require a continu-
657
ous exposure. The cancer risk does not cease when the
exposure to the carcinogenic agent ceases, but rather the
individual carries the increased risk for the remaining
years of life. The exposure to asbestos and the resultant
long tragic chain of adverse medical, legal and societal
consequences, reminds the legal and social responsibility of
the employer or the producer not to endanger the workmen or
the community of the society. He or it is not absolved of
the inherent responsibility to the exposed workmen or the
society at large. They have the responsibility legal, moral
and social to provide protective measures to the workmen and
to the public or all those who are exposed to the harmful
consequences of their products. Mere adoption of
regulations for the enforcement has no real meaning and
efficacy without die professional, industrial and governmen-
tal resources and legal and moral determination to implement
such regulations.
20. The preamble and Article 38 of the Constitution of
India the supreme law, envisions social justice as its arch
to ensure life to be meaningful and liveable with human
dignity. Jurisprudence is the eye of law giving an insight
into the environment of which it is the expression. It re-
lates the law to the spirit of the time and makes it richer.
Law is the ultimate aim of every civilised society as a key
system in a given era, to meet the needs and demands of its
time. Justice, according to law, comprehends social urge
and commitment. The Constitution commands justice, liberty,
equality and fraternity as supreme values to usher in the
egalitarian social, economic and political democracy.
Social justice, equality and dignity of person are corner
stones of social democracy. The concept ’social justice’
which the Constitution of India engrafted, consists of
diverse principles essential for the orderly growth and
development of personality of every citizen. "Social
justice" is thus an integral part of "justice" in generic
sense. Justice is the genus, of which social justice is one
of its species. Social justice is a dynamic device to
mitigate the sufferings of the poor, weak, Dalits, Tribals
and deprived sections of the society and to elevate them to
the level of equality to live a life with dignity of person.
Social justice is not a simple or single idea of a society
but is an essential part of complex of social change to
relieve the poor etc. from handicaps, penury to ward off
distress, and to make their life liveable, for greater good
of the society at large. In other words, the aim of social
justice is to attain substantial degree of social, economic
and political equality, which is the legitimate
expectations. Social security, just and humane conditions
of work and leisure to workman are part of his meaningful
right to life and to achieve self-expression of his
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personality and to enjoy the life with dignity, the State
should provide facilities and opportunities to them to reach
at least minimum standard of health, economic security and
civilised living while sharing according to the capacity,
social and cultural heritage.
21. In a developing society like. ours steeped with
unbridgeable and ever widening gaps of inequality in status
and of opportunity, law is calalist. rubican to the poor
etc. to reach the ladder of social justice, Justice K. Subba
Rao, the former Chief Justice of this Court, in his "Social
Justice and Law’ at page 2, had stated that "Social Justice
is one of the disciplines of justice and the discipline of
justice relates to the society." What is due
658
cannot be ascertained by absolute standard which keeps
changing depending upon the time, place and circumstance.
The constitutional concern of social justice as an elastic
continuous process is to accord justice to all sections of
the society by providing facilities and opportunities to
remove handicaps and disabilities with which the poor etc.
are languishing to secure dignity of their person. The
Constitution, therefore, Mandates the State to accord
justice to all members of the society in all facets of human
activity. The concept of social justice embeds equality to
flavour and enliven practical content of ’life’. Social
justice and equality are complementary to each other so that
both should maintain their vitality. Rule of law,
therefore, is a potent instrument of social justice to bring
about equality in results.
22. Article 1 of the Universal Declaration of Human Rights
asserts human sensitivity and moral responsibility of every
State that "all human beings are born free and equal in
dignity and rights. They are endowed with reason and
conscience and should act towards one another in a spirit of
brotherhood." The Charter of the United Nations thus
reinforces the faith in fundamental human rights and in the
dignity and worth of the human person envisaged in the
directive principles of State policy as part of the
constitution. The jurisprudence of personhood or philosopy
of the right to life envisaged under Article 21, enlarges
its sweep to encompass human personality in its full blossom
with invigorated health which is a wealth to the workman to
can his livelihood to sustain the dignity of person and to
live a life with dignity and equality.
23. Article 38(1) lays down the foundation for human rights
and enjoins the State to promote the welfare of the people
by securing and protecting, as effectively as it may, a
social order in which justice, social, economic and
political, shall inform all the institutions of the national
life. Art.46 directs the State to protect the poor from
social injustice and all forms of exploitation. Article
39(e) charges that the policy of the State shall be to
secure "the health and strength of the workers". Article 42
mandates that the States shall make provision, statutory or
executive "to secure just and humane conditions of work".
Article 43 directs that the State shall "endeavour to secure
to all workers, by suitable legislation or economic
organisation or any other way to ensure decent standard of
life and full enjoyment of leisure and social and cultural
opportunities to the workers". Article 48-A enjoins the
State to protect and improve the environment. As human
resources are valuable national assets for peace, industrial
or material production, national wealth, progress, social
stability, descent standard of life of worker is an input.
Art. 25(2) of the universal declaration of human rights
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ensures right to standard of adequate living for health and
well-being of the individual including medical care,
sickness and disability, Article 2(b) of the International
Convention on Political, Social and Cultural Rights protects
the right of worker to enjoy just and favourable conditions
of work ensuring safe and healthy working conditions.
24. The expression ’life’ assured in Art.21 of the
Constitution does not connote mere animal existence or
continued drudgery through life. It has a much wider
meaning which includes right to livelihood, better standard
of life, hygienic conditions
659
in work place and leisure. In Olga Tellis v. Bombay
Municipal Corporation, 1985(3) SCC 545, this Court held that
no person can live without the means of living i.e. means of
livelihood. If the right to livelihood is not treated as a
part of the constitutional right to life, the easiest way of
depriving a person of his right to life would be to deprive
him of his means of livelihood to the point of abrogation.
Such deprivation would not only denude the life of its
effective content of meaningfulness but it would make life
impossible to live, leave aside what makes life liveable.
The right to life with human dignity encompasses within its
fold, some of the finer facets of human civilisation which
makes life worth living. The expanded connotation of life
would mean the tradition and cultural heritage of the
persons concerned. In State of H.P. v. Umed Ram Sharma,
(1986)2 SCC 68, this Court held that the right to life
includes the quality of life as understood in its richness
and fullness by the ambit of the constitution. Access to
road was held to be an access to life itself in that state.
25.In Sunil Batra v. Delhi Administration, (1978) 4 SCC 494,
considering the effect of solitary confinement of a prisoner
sentenced to death and the meaning of the word ’life’
enshrined under Article 21, the Constitution Bench held that
the quality of-life covered by Article 21 is something more
than the dynamic meaning attached to life and liberty. The
same view was reiterated in Board of Trustees of the port of
Bombay v. D.R. Nadkarni, (1983) 1 SCC 124, Vikrant Deo Singh
Tomar v. State of Bihar, (1988) Suppl.SCC 734, R.
Autyanuprasi v. Union of India, (1989)1 Suppl. SCC 251. In
Charles Sobraj v. Supdt. Central Jail, Tihar, AIR 1978 SC
1514, this Court held that the right to life includes right
to human dignity. The right against torture, cruel or
unusual punishment or degraded treatment was held to violate
the right to life. In Bandhua Mukti Morcha v. Union of In-
dia, (1984) 3 SCC 161 at 183-84, this Court held that the
right to live with human dignity, enshrined in Article 21,
derives its life-breath from the directive principles of the
State policy and particularly Clauses (e) and (f) of Article
39 and Articles 41 and 42. In C.E.S.C. Ltd. & Ors. v.
Subhash Chandra Bose, 1992(1) SCC 441, considered the gamut
of operational efficacy of Human Rights and the
constitutional rights, the right to medical aid and health
and held that the right to social justice are fundamental
rights. Right to free legal aid to the poor and indigent
worker was held to be a fundamental right in Khatri (11) v.
State of Bihar, (1981)1 SCC 627. Right to education was
held to be a fundmental right vide Maharashtra State B.O.S.
& H.S. Education v. K.S. Gandhi, 1991(2) SCC 716. and Unni
Krishnan v. State of A.P., (1993)1 SCC 645.
26. The right to health to a worker is an integral facet of
meaningful right to life to have not only a meaningful
existence but also robust health and vigour without which
worker would lead life of misery. Lack of health denudes
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his livelihood. Compelling economic necessity to work in an
industry exposed to health hazards due to indigence to
bread-winning to himself and his dependents, should not be
at the cost of the health and vigour of the workman.
Facilities and opportunities, as enjoined in Article 38,
should be provided to protect the health of the workman.
Provision for medical test and treatment invigorates the
health of the worker for
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higher production or efficient service. Continued
treatment, while in service or after retirement is a moral,
legal and constitutional concomitant duty of the employer
and the State. Therefore, it must be held that the right to
health and medical care is a fundamental right under Article
21 read with Articles 39(c), 41 and 43 of the Constitution
and make the life of the workman meaningful and purposeful
with dignity of person. Right to life includes protection
of the health and strength of the worker is a minimum
requirement to enable a person to live with human dignity.
The State, be it Union or State government or an industry,
public or private, is enjoined to take all such action which
will promote health, strength and vigour of the workman
during the period of employment and leisure and health even
after retirement as basic essentials to live the life with
health and happiness. The health and strength of the worker
is an integral facet of right to life. Denial thereof
denudes the workman the finer facets of life violating
Art.21. The right to human dignity, development of
personality, social protection, right to rest and leisure
are fundamental human rights to a workman assured by the
Charter of Human Rights, in the Preamble and Arts.38 and 39
of the Constitution. Facilities for medical care and health
against sickness ensures stable manpower for economic
development and would generate devotion to duty and
dedication to give the workers’ best physically as well as
mentally in production of goods or services. Health of the
worker enables him to enjoy the fruit of his labour, keeping
him physically fit and mentally alert for leading a
successful life, economically, socially and culturally.
Medical facilities to protect the health of the workers are,
therefore, the fundamental and human rights to the workmen.
27. Therefore, we hold that right to health, medical aid to
protect the health and vigour to a worker while in service
or post retirement is a fundamental right under Article 21,
read with Articles 39(e), 41, 43, 48A and all related
Articles and fundamental human rights to make the life of
the workman meaningful and purposeful with dignity of
person.
28. In M. C. Mehta v. Union of India, (1987) 4 SCC 463,
when tanneries were discharging effluents into the river
Ganges, this Court, in a public interest litigation, while
directing to implement Water (Prevention and Control of
Pollution) Act or Environment (Protection) Act, prevented
the tanneries etc. by appropriate directions from
discharging effluents into the river Ganga, directed
establishment of primary treatment plants etc. and such of
these industries that did not comply with the directions
were ordered to be closed. when ecological balance was
getting upset by destroying forest due to working the mines,
this Court directed closer of the mines. In Pt Parmanand
Katara v. Union of India, (1989)4 SCC 286, Ohs court
directed even private doctors or hospitals to extend ser-
vices to protect the life of the patient, be an innocent or
a criminal liable for punishment in accordance with law.
In National Textile Workers’ Union v. P.R. Ramakrishnan,
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1983(1) SCR 922, the Constitution Bench, per majority, held
that the role of a company in modem economy and their
increasing impact of individuals and groups through the
ramifications of their activities, began to be increasingly
recognised. The socio-economic objectives set out in Part
IV of the constitution guide and shape the new corporate
phi-
661
losophy. "Today social scientists and thinkers regard a
company as a living vital and dynamic social organism with
firm and deep rooted affiliations with the rest of the
community in which it functions. It would be wrong to look
upon it as something belonging to the shareholders." It was
further held that "it is not only the shareholders who have
supplied capital who are interested in the enterprise which
is being run by a company but the workers who supply labour
are also equally, if not, more interested because what is
produced by the enterprise is the result of labour as well
as capital. In fact, the owners of capital bear only
limited financial risk and otherwise contribute nothing to
production while labour contributes a major share of the
product. While the former invest only a part of their
moneys, the latter invest their sweat and toil, in fact
their life itself. The workers, therefore, have a special
place in a socialist pattern of society. They are not mere
vendors of toil, they are not a marketable commodity to be
purchased by the owners of capital. They are producers of
wealth as much as capital nay very much more. They supply
labour without which capital would be impotent and they, at
the least, equal partners with capital in the enterprise.
Our constitution has shown profound concern for the workers
and given them a pride of place in the new socioeconomic
order envisaged in the Preamble and the Directive Principles
of State Policy. The Preamble contains the profound
declaration pregnant with meaning and hope for millions of
peasants and workers that India shall be a socialist demo-
cratic republic where social and economic justice will
inform all the institutions of national life and there will
be equality of status and opportunity for all and every
endeavour shall be made to promote fraternity ensuring the
dignity of the individual. " In that case, the question was
whether the labour is entitled to be heard before a company
is closed and liquidator is appointed. In considering that
question vis-a-vis Article 43-A of the constitution, this
Court, per majority, held that they are entitled to be heard
before appointing a liquidator in a winding up proceedings
of the company.
29. In Workmen of Meenakshi Mills Lid v. Meenakshi Mills
Ltd. (1992) 3 SC(: 3 36, a Bench of three Judges considered
the vires of Section 25-N of the Industrial Disputes Act on
the anvil of Article 19(1)(f) of the Constituion. It was
held that the right of the Management under Article 19(1)(f)
is subject to the mandates contained in Articles 38, 39-A,
41 and 43. Accordingly, the fundamental right, under
Article 19(1)(g) was held to be subject to the directive
principles and s.25-N does not suffer from the vice of
unconstitutionality.
30. It would thus be clear that in an appropriate case, the
Court would give appropriate directions to the employer, be
it the State or its undertaking or-private employer to make
the right to life meaningful; to prevent pollution of work
place; protection of the environment; protection of the
health of the workman or to preserve free and unpolluted
water for the safety and health of the people. The
authorities or even private persons or industry are bound by
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the directions issued by this Court under Article 32 and
Article 142 of the Constitution.
31. Yet another contentions of the petitioners is that the
workman affected by asbestosis are suffering from lung
cancer
662
and related ailments and they were not properly diagnosed.
They be sent to national institute and such of those found
suffering from diseases developed due to asbestos, proper
compensation paid. It is needless to reiterate that they
need to be re-examined and cause for the disease and the
nature of the disease diagnosed. Thereon each one of them
whether entitled to damages? The employer is vicariously
liable to pay damages is unquestionable. The award of
compensation in proceedings under Article 32 or 226 is a
remedy available in public law. In Rudul Sah v. State of
Bihar, 1983(3) SCR 508, it was held that this Court under
Article 32 can grant compensation for the deprivation of
personal liberty, though ordinary process of court, may be
available to enforce the right and money claim could be
granted by this Court. Accordingly compensation was
awarded. This view was reiterated in Nilabati Behera v.
State of Orissa, (1993) 2 SCC 746 and awarded monetary com-
pensation for custodial death lifting the State immunity
from the purview of public law. It is, therefore, settled
law that in public law claim for compensation is a remedy
available under Article 32 or 226 for the enforcement and
protection of fundamental and human rights. The defence of
sovereign immunity is inapplicable and alien to the concept
of guarantee of fundamental rights. Them is no question of
de fence being available for constitutional remedy. It is a
practical and inexpensive mode of redress available for the
contravention made by the State, its servants, it
instrumentalities, a company or a person in the purported
exercise of their powers and enforcement of the rights
claimed either under the statutes or licence issued under
the statute or for the enforcement of any right or duty
under the constitution or the law.
32. The Government of India issued model Rule 123-A under
the Factories Act for adoption. Under the directions issued
by this Court from time to time, all the State governments
have by now amended their respective rules and adopted the
same as part of it but still there are yearning gaps in
their effective implementation in that behalf. It is,
therefore, necessary to issue appropriate directions. In
the light of the rules "All Safety in the Use of Asbestos"
issued by the I.L.O., the same shall be binding on all the
industries. As a fact, the 13th respondent-Ferodo Ltd
admitted in its written submissions that all the major
industries in India have formed an association called the
"Asbestos Information Centre" (AIC) affiliated to the As-
bestos International Association(AIA), London. The AIA has
been publishing a code of conduct for its members in accor-
dance with the international practice and all the members of
AIC have been following the same. In view of that
admission, they are bound by the directions issued by the
ILO referred to in the body of the judgment. In that view,
it is not necessary to issue any direction to Union or State
Governments to constitute a committee to convert the dry
process of manufacturing into wet process but they are bound
by the rules not only specifically referred to in the judg-
ment but all the rules in that behalf in the above I.L.O.
rules. The Employees State Insurance Act and the Workmen’s
Compensation Act provide for payment of mandatory
compensation for the injury or death caused to the workman
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while in employment. Since the Act does not provide for
payment of compensation after cessation of employment, it
becomes necessary to protect such persons from the
respective dates of cessation of their employment till date.
Liquidated damages by way of compensation are accepted
principles of
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compensation. In the light of the law above laid down and
also on the doctrine of tortuous liability, the respective
factories or companies shall be bound to compensate the
workmen for the health hazards which is the cause for the
disease with which the workmen are suffering from or had
suffered pending the writ petitions. Therefore, the factory
or establishment shall be responsible to pay liquidated
damages to the concerned workmen.
33. The writ petition is, therefore, allowed. All the
industries are directed (1) To maintain and keep maintaining
the health record of every worker up to a minimum period of
40 years from the beginning of the employment or 15 years
after retirement or cessation of the employment whichever is
later; (2) The Membrane Filter test, to detect asbestos
fibre should be adopted by all the factories or establish-
ments at par with the Metalliferrous Mines Regulations,
1961; and Vienna Convention and Rules issued thereunder; (3)
All the factories whether covered by the Employees State
Insurance Act or Workmen’s Compensation Act or otherwise are
directed to compulsorily insure health coverage to every
worker; (4) The Union and the State Governments are directed
to review the standards of permissible exposure limit value
of fibre/cc in tune with the international standards
reducing the permissible content as prayed in the writ
petition referred to at the beginning. The review shall be
continued after every 10 yews and also as an when the I.L.O.
gives directions in this behalf consistent with its
recommendations or any Conventions; (5) The Union and all
the State Governments are directed to consider inclusion of
such of those small scale factory or factories or industries
to protect health hazards of the worker engaged in the
manufacture of asbestos or its ancillary produce; (6) The
appropriate Inspector of Factories in particular of the
State of Gujarat, is directed to send all the workers,
examined by the concerned ESI hospital, for re-examination
by the National Institute of Occupational Health to detect
whether all or any of them are suffering from asbestosis.
In case of the positive Ending that all or any of them ant
suffering from the occupational health hazards, each such
worker shall be entitled to compensation in a sum of rupees
one lakh payable by the concerned factory or industry or
establishment within a period of three months from the date
of certification by the National Institute of Occupational
Health.
34. The writ petitions are accordingly allowed. No costs.
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