THE BULLETIN OF THE AMERICAN'CERAMIC SOCIETY M IVolume 18 October, 1939 Number 10 CONTENTS PLAINTIFF'S EXHIBIT Observations on Hairlines--W.

THE BULLETIN OF THE AMERICAN'CERAMIC SOCIETY M IVolume 18 October, 1939 Number 10 CONTENTS PLAINTIFF'S EXHIBIT Observations on Hairlines--W.

1933 TRANSACTIONS National Safety Council Incorporated .

'lim'd' mavimuin proicrtMu and iintnri in concentration'm .ibcn.it''C'iii', lead or other poi'onoii' -lasts.

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TABLE 1: Summary of Industrial Incidents Resulting in Possible Exposure to 2,3,7,8-TCDD Date of Incident Manufacturer 1936 1937 Lumber Company (user, not a manu- facturer) Dow Chemical Co. 1949 Monsanto Company 1949 N.A. 1952 N.A. 1952-53 Boehringer Plant Locations Product Process Used3 Mississippi/ United States Use of Dowicide H Treating lumber Midland, Michigan/ United States 2-(2-chlorophenyl) phenol; tetrachlorophenol Nitro, West Virginia/ United States TCP; 2,4,5-T Nordrhein, Westfallen/ West Germany PCP; TCP Nordrhein, Westfallen/ West Germany TCP N.A.C A N.A.

FILE NAME: Trade Publications (TR) DATE: 1935 Dec DOC#: TR011 DOCUMENT DESCRIPTION: Trade Journal - Boiler Maker & Plate Fabricator ' d u l ] (';i V. / / '{.J '".i`..'

SECURITIES AND EXCHANGE COMMISSION Washington, D C 20549 FORM 10-K (Mark One) ^ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2001 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-1175 Cooper Industries, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington.

'lim'd' mavimuin proicrtMu and iintnri in concentration'm .ibcn.it''C'iii', lead or other poi'onoii' -lasts.

("ISP") is a leading multinational manufacturer of specialty chemicals, mineral products and filter products.

;D TOXICOLOGY [vol.

ie : POT 23 Sa SD BST CLES TRS O3 S BLY nvSvs na y Me a disease of the lungs now PE ee EE silicosis known in this country in very early times as a was recognised disease trade those who worked on certain kinds of stone It affecting masons working with sandstone and was called ocsctuorrneed ammaosnognsst phthisis " in later times metals sandstone it was found in those employed in grinding on appeared too in wheels and was called " grinders rot it " potters who worked with ground flint arid was called potters asthma and amongst miners in lead tin and it ignodlidcamteinthee ssawmaes known as " miners phthisis All these terms disease tuberculosis It has silicosis which may be accompanied by been found occur in many industries and processes all of which have one characteristic in of the workers to the inhalation of silica dustexposure " The incidence of silicosis continues to be serious and widespread During the three years 1932-4 the Silicosis Medical widespread Oe certified 52 cases of disablement and 17 deaths from Board have id and silica brick works 252 cases of ganister mines ee from the getting and manipulation disablement of and 79 deaths SN sandstone at quarries or AIS pmreenmtisaensd w9o2rkdeedatihns conjunction therewith 289 caseosf disable VANE ablement and 105 from the pottery industry 532 cases of dis- deaths from coal mines 319 cases of disable- ae ment and 142 deaths from other industries In OE death the workmen had previously been certified some as of cases * Asbestosis is a disease of the disabled + lungs which resembles silicosis in many ways It is produced as a result of the inhalation of of asbestos and the increased use of this mineral in dust processes during recent years has been followed by manufacturing the - of a considerable number of cases of the disease occurrence ome years 1932-4 the Medical Board During the three ote and 5 certified 60 cases of Tae disablement deaths anong workers in the asbestos industry vere The object of this Memorandum is to set out briefly what thestheese Sbee diseases are how and where they are produced the SA can be taken to prevent them the provision made formecaosmupreenssawthiiocnh Prone ee and the arrangements for the medical examination tion of workmen and certifica- fe ser Research is going on under the direction of ; pointed by the Medical Research a Committee ap- Council with a view to extending the knowledge and understanding of silicosis and other diseases due to the inhalation of dusts pulmonary pulmonary 2.The origin and development of Silicosis > Silicosis is produced by the action of minute dust which have been inhaled in the particles of silica particles make their act of breathing These e where some way them into the deepest recesses of the lungs ee process which remain and produce a slow inflammatory OEP WT eventually destroys the lungs 8 ROTE 28128 cae A PORT we ' CERT ernt NE FORE ed ee DdTg & Ngee Os: Fine Si MEEDre Silica is almost the sole constituent of rocks such as quartz flint and chert and forms a considerable proportion of others such as sandstones and granite In order to produce silicosis the dust must be in the form of minute particles so small as to be invisible to the eye except that in a beam of sunlight they may appear as a cloud like smoke This dust is produced when any of these rocks are broken crushed ground or cut with a chisel or drill _ or when any ground silica is manipulated in the dry stute unless . special means are taken to suppress the dust a .u:,,These minute particles of silica dust float in the air and when - + inhaled pass through the nose and throat and along the bronchial ;tubes to the smallest branches which end in the expanded balloon- of .. like sacs of which the respiratory tissue the lungs is coin- posed The nasal passages have an important function in helping to cleanse the air from dust before it reaches the lungs and although the value of this function varies very widely in different individuals and under different conditions it is always better to take advantage of the protection afforded by breathing through the . nose Many of the dust particles do not come into contact with the walls of the bronchial tubes or sacs but are breathed out again in the returning air stream Some of the particles are caught on the moist lining of the bronchial tubes and are readily removed with the mucous secretion A certain proportion of the particles which find their way to the sacs come to rest on the walls and these are attacked by living cells from the lung tissues and are conveyed either outward to the bronchial tubes or towards the drainage channels and spaces of the lung If the quantity of ' dust is small the cells will be able to deal with it successfully but if it be excessive they will be unable to remove it and the dust laden cells will accumulate and give rise to an inflaminatory process Once this process has commenced it continues more or less slowly to produce a kind of scar tissue fibrosis which ultimately replaces the lung substance at first in small spots or nodules which may become joined up to form larger areas The extent of lung tissue involved will depend on the concentration of silica dust in the atmosphere and the period of time over which the worker has been exposed to it '* When silica dust is inhaled even in injurious amount it produces no immediate effects because it does not irritate the nose or throat Sooner or later however the effects begin to be felt When the fibrosis of the lung has advanced to a certain extent shortness of breath appears and increases it may be to such a degree as to render the worker incapable of continuing at work Morcover chest trouble arising from infections such as tuberculosis influenza and common colds is liable to be much more serious . in persons affected with silicosis than in those with healthy lungs and at any time in the course of its development silicosis may be- come complicated organs It is possible to in the atmospher several kinds particles counted : examinations of { dustrial processes dust varies withi than 10,000 parti remembered that 500 cubic centime a minute it will reach the lungs di It has not yet limit within which Attempts have be dustries carried States granite ind in tunnelling in ee dards may be of methods used for be wrong ado safety under di Before standards be obtained of the the lungs and me the concentration Much progress ba ordinated resea being carried on: Indusa Silica widely widely stituent of many stone sandstone c it is present in ma chief areas where shire .

Human Male Exposure to Vinyl Chloride and Possible Teratogenic and Mutagenic Risks: A Review L.

FILE NAME: DuPont (DUP) DATE: 1931 DOC#: DUP161 DOCUMENT DESCRIPTION: Report on Conferences Between Employers & Inspectors Concerning Methods for Suppressing Dust in Asbestos Textile Factories i i E OFFICE.