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FILE NAME Industrial Hygiene Foundation IHF DATE 1944 DOC IHF005 DOCUMENT DESCRIPTION Excerpts - Industrial Hygiene Foundation Digests on ^' INDUSTRIAL HYGIENE Digest Literature abstracts - MEDICAL ENGINEERING . LEGAL --- decisions and trends Industrial Health News lasued Monthly By INDUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVENUE PITTSBURGH 13 PA HYGIENE INDUSTRIAL HYGIENE FOUNDATION _ Vol 6 a Industrial Hygiene Foundation The Foundation is a profit association of industries for the advancement of healthful working conditions . ' =. No. 1 Practical Data Employitnhge Veteran The panel discussion on Putting the Disabled Veteran Back to Work a high- point of the Foundation's last annual meeting meeting Proceedings and will be sent to member is being published companies in a few separately from the days This will speed up distribution of practical data which becomes increasing demobilization of service men One source more says important daily with the veterans are being mustered out at the rate of 70,000 per month The forthcoming report should be of specific assistance to companies in dealing with this grave problem Those who have questions regarding the rehabilitation of service men may send them to the Foundation Results of Women in Industry Study Released Copies of the Foundation's plant investigation of Health Problems of Women in Industry were sent to members recently The report presents factual data collected by Dr. C.O. Sappington in visits to 54 war plants throughout the East and Mid West The study if receiving national publicity in the press and radio Annual Index of Digest List of Publications THE ANNUAL INDEX covering the monthly INDUSTRIAL HYGIENE DIGEST for 1943 is now being mimeographed and will be sent to members in the near future Exactly 1163 separate items were reported during the year exclusive of the November issue which is devoted to abstracts of most of the papers presented at the annual meeting The list of the publications and addresses covered by the DIGEST is being revised This will also be sent to members in the near future so that they may order the text of articles abstracted in the DIGEST when desired Unless otherwise noted the Foundation has no copies of original publications or reprints for distribution More New Members ing and Latest addition to the Foundation's membership is Chalmers Manufactur- Company Other new members not previously reported are Ball Brothers Company Firth Sterling Steel Company Thirty new members joined in 1943 Annual Mecting Comment The better the working conditions the better the point of view and the better the production -- Charles F. Kettering Company Publications Welcome ~. ate A number of member companies send the Foundation their house organs or employee publications The staff is glad to receive these journals since they are helpful in keeping us informed of a member's industrial operations The Hawley Reporter publication of the Hawley Products Company carries the following slogan More Days of Work Mean Fewer Days of War INDUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVENUE PITTSBURGH 13 PA cn INDUSTRIAL HYGIENE DIGEST Literature Abstracts MEDICAL ENGINEERING L EGAL -- decisions and trends Industrial Health News Issued Monthly By INDUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVENUE PITTSBURGH 13 PA ~ INDUSTRIAL HYGIENE DIGEST Literature Abstracts MEDICAL ENGINEERING LEGAL - .. decisions and trends Industrial Health News ai r Issued Monthly By INDUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVENUE PITTSBURGH 13 PA ome . Ss- ry oe oe . * fd le ' . rf. HYGIENE OUNDATION FACTS FACTS FACTS ( ; . March 1944 exer ee ~ wares see. Foundation Facts is a monthly letter issued to industrial concerns holding membership in Industrial Hygiene Foundation The Foundation is a profit association of industries for the advancement of healthful working conditions j No. 3 Annual Meeting Proceedings Published The Proceedings for the Foundation's Eighth Annual Meeting containing much practical data on manpower maintenance in industry was mailed to members The subjects covered in the publication fall into four main groups recently 1. Medical 2. Engineering 3. Industrial Relations 4. Legal The panel Putting the Disabled Veteran Back to Work a highpoint of the . annual meeting of members was published separately from the Proceedings to expedite circulation Additional copies of this panel discussion are available upon request The annual meeting of members is one of the most valuable services of Foundation membership Accordingly the Proceedings should be examined carefully and routed to all interested persons within each member's organization New Members and Subscribers Latest additions to the Foundation's membership list are American Optical Company Van Cleef Bros. and Vanadium Corporation of America New subscribers are Fairfield Air Service Command Ohio Medical Supply Officer Ft Mason Cal Ministers - Sante & B.E. Social Hygiene Quebec Canada Netherland Government Commission for ( E Scientific Documentation and the Pennsylvania Department of Labor and Industry Seen in the News me DETROIT March 11 UP -- R.J. Thomes President United Automobile Workers CIO today declared that his union was no longer satisfied to bargain for wages and hours only and announced the union would negotiate clauses containing health stand- ards for workers He said The health of our workers in the shop is an immediate . problem and it must be met and solved through collective bargaining Sacramento Calif -- Women workers who repair bullet airplane gasoline tanks at Mather Field are equipped with oxygen masks and officials say this imo- vation cuts repair time at least in half The patching is done by small women who crawl through a narrow opening in the tank Formerly they had to come out every four . or five minutes or risk suffocation from fumes Practical Procedures A A plant manager studying jobs in his shop that form observed When I see a man running a machine with make a mental note that he could probably operate another disabled veterans might perone hand in his pocket I machine and a armed veteran could do that job V.P. Ahearn Executive Secretary National Secretary of the Foundation's Board of Trustees has ber of the National War Labor Board Industrial Sand Association and been appointed an Industry Mess- Industrial Hygiene Helps Maintain Manpower BUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVENUE PITTSBURGH 13 PA Chlorohydrocarbon Solvents .. McGovern Ind Eng Chem 35 1230-1239 DecemberDecember 1943 Included in comprehensive comprehensive paper on the proporties of chlorohydrocarbon solvents is a section on toxicity The toxicitics of i selves are of the same order of magnitudo but number carbon of the solvents in them- tetrachloride and ethylene dichloride mollar hlorides effect practically more toxic than other liquids of somewhat higher of their higher vapor pressures Methyl and Sthyl , but being gases at ordimery temperatures the concentration of the vapors with increased fire and health Chloroform trichlorethane and specially tetrachlorethane possess high pressures are low in which the odors toxicities must be used with precautions although their vapor In general human beings of chlorohydrocarbons are should not be exposed detectable However to atmospheres they may be all rendered safe by the use of properly designed equipment Danger.in skin con- tact and decomposition at higher temperatures with formation of more toxic sub- stances are discussed briefly as are also methods of detection Bagasse Disease of the Lung W.A. Sodeman and R.L. Pullen New Orleans Med & Surg J. 95 558-560 June 1943 A case of bagasse disease of the lung is reported reported together with the findings at biopsy in an involved area of the lung The picture appears to be that of organic pneumoconiosis It is evident that particles of bagasse may enter alveolar regions and produce this reaction The mechanism of the changes an the and the nature of the stimulus set up by the bagasse dust to produce the cellular reaction remain obscure a [ou Pneumoconiosis and WorkingConditions in Coal Mines Brit Med J. No. 4316 395-396 September 25 1943 The Committee on Industrial Pulmonary Disease has been unable to draw final con- clusions on causation or differences in incidence of pneumoconiosips neumoconiosis in the South Hales coalfield Anthracite dust is more dangerous than that of bituminous mines The the most important measure in miners To this end the prevention is the reduction of dust breathed by committee advocates a series of procedures which are discussed in this article 1 maintenance of adequate ventilation 2 use of water to prevent dust dispersion 3 allaying of dust in roadways and at loading points 4 reduction of firing to a minimum with fewest possible men exposed 5 regulation of ripping processes and 6 prevention of chill during spake journeys 186 186 Liquefaction Necrosis in Bilateral Symmetrical Conglomerate Lesions of Anthracosilicosis of Lung Report of Case B.J. B.J. McCloskey Am J. Roentgenol 50 and 42-45 July 1943 It is the intention of the author to show that the correct interpretation of the rentgen appearance of anthracosilicosis may necrosis cavitation in be very difficult A case the conglomerate lesions of is reported showing these le- sions uncomplicated by tuberculosis The only known exposure to silica was when the man worked as a pick miner in a soft coal mine for a period of 12 years and there was no exposure for a period of 44 years before his death The roentgen- appearance of the necrotic areas was that of consolidation or pleural ologic thickening At sutopsy each cavity was found to contain thick black viscid which showed no free silica on examination Examination of the cavity fluid wall and surrounding lung tissue showed a content of 0.25 per cent silica 197 197 = New Radiologic Classification of Pulmonary Silicosis R.Lorca and others Fol de la oficina sanitaria panamericana 22 976-981 November 1943 Spanish . The ing authors that of review Irvine the and of principal systems that adopted at the classification of silicosis includInternational International Conference in 1930. They suspicious confirmed exposed the the eight groups to five then propose but showing no silicosis silicosis 2 suspicious 3 phase No. 1 } 1 4 marked nodular fribrosis initial nodular 2 5 confirmed fibrosis stosis and Demeules and others Laval med 3 March 217 1945 ( Asbestosis is occupational | It is ignosed by the French ocupational presence asbestos the inhalation of in the sputum asbestos dust and is charac- torized by the transformation of normal lung tissue into fibrous tissue Symptoms appear usually five to seven years after the beginning of exposure Both asbestosis and tuberculosis were seen in 5 orkers exposed to asbestos dust for 20 years In three of these cases asbestosis was masked by tuberculosis | | ww) Asbestosis and Pulmonary Tuberculosis R. Desmoules and M. Giroux Laval Med developed =, 227 March 1943 The case history of a asbestos mill After French 44 year old 10 years he man is given who had worked for 20 years in an haddeveloped productive cough which increased gradually Shortly before he was admitted to the hospital he started to run : pains in the chest The clinical diagnosis of fibrous asbestosis asbestosis was confirmed by the autopsy Diffuse peribronchial j and perialveolar sclerosis was also seen It is believed that the first symptoms of asbestosis appeared ten years before the symptoms of tuberculosis but the ; matter could not be decided radiologically and pathologically patients 19 Asbestosis Bodies M. Giroux Laval Med 8 239 March 1943 French The curious bodies found in the sputum of suffering from pulmonary asbestosis aasbestosis sbestosis usually measure 24 to 50 mu by 12 to 24 mu but can be as large as yellow 250 250250 mu They consist of a central yelloyw ellow substance containing iron fiber of Rabbits asbestos which is covered by guinea pigs and one dog were a goldenexposed fibers to inhalation of asbestos dust Asbestosis did not develop in the rabbits nor the dog The guinea pigs showed after several weeks macrophages with asbestos in their alveoli Erythrocytes appeared in the alveoli and hemoglobin derivatives containing iron could be found on asbestos fibers two to three months after the beginning of the inhalation of the asbestos pension of asbestos in olive oil was was injected subcutaneously dust When or into the a sus- testi- of guinea pigs no asbestos bodies were formed However if first one cc blood was injected and then the asbestos dust through the same needle asbestos bodies could be found one month later The presence of asbestos bodies in the sputum is believed to be a definite sign of pulmonary asbestosis : L Coincidence of Primary Carcinoma of the F.Homburger F.Homburger Am J. Path 19 797-807 In the medical literature there are now Lungs and Pulmonary Asbestosis September 1943 at least 19known cases of asbestosis carcinoma In 4137 autopsies at the pathology associated with primary laboratory pulmonary laboratory at Yale University School of Medicine there were 45 cases of pulmonwas diagnosed 8 times ery carcinoma in theyears from 1918 to 1938 Asbestosis 4 of the 3 cases of asbes- silicosis 17 times Pulmonary carcinoma was found in tosis and twice in the 17 silicotic cases Despite the high correlation of the asbestosis in the lungs with primary pulmonary carcinoma this is a foreign body data is limited Three cases are small series of cases and the value pulmonary these pulmonary asbestosis was diagnosed according given in detail of to the following s~ tosis bodies The diagnosis criteria 1 of pulmonary fibrosisfibrosis the lung and 2 presence of asbes- Asbestosis L. Rousseau Laval Med E 233 March 1943 French Pulmonary radiological picture of pulmonary asbestosis is not characteristic it is The usually similar to that of tuberculous fibrosis The diagnosis is therefore made only after asbestos bodies have been found in the sputum Asbestos often fibers may be seen in the sputh of individuals who do not suffer from asbestosis bodies are due to a pathologic tissue reaction Microscopical examina- asbestos who have died from intercurrent disease may show tion of the lungs of patients which had not been found on ray examination The case history of asbestosis 42 year old man with asbestosis without tuberculosis is given The patient had been working in the asbestos industry for 16 years For 2 years the patient had been suffering from increasing cough expectoration and dyspnea Roentgenological examination showed mottling of both lungs Sputa and gastric examinations were negative for rubercle bacilli Asbestos bodies were found in the sputum Methods of Detection and Determination The Quantitative Determination of Cyanide in Air D. Lester J. Ind Hyg Hyg Hyg & Tox 26 61-63 February 1944 determination based upon the colori- The author describes a method for cyanide metric measurement of cyanide derivative formed from methemoglobin exposed to air containing cyanide An air sample of 1 liter is sufficient for determining a concentration as low as 1 part per million with an error of 0.1meapsaurrtesmepnetr de- million higher concentrations to % accuracy The colorimetric of methemoglobin at wave length 635 pends upon the change in light absorption with the Beers- microns which decreases with the conversion in accordance Lambert law Full details of collection and determination procedures are given Sampling and Analysis of Air Contaminants F.H. Goldman Ind.Med 13 100-103 January 1944 substances produced for The analysis of air for various contaminants especially military use is described briefly The standard impinger and midget impinger dinitrotoluene tetryl TNT be used for the collection of ammonium picrate may mixtures fluorides metal nitroglycerine mercury fulminate tracer bullet after collection are fumes chlorinated hydrocarbons and war gases The tests indicated very briefly The Shepherd bottle is used for collecting substances oxides or benzene as one type of a grab sampler The electro- such as nitrogen and the benzol indicator are discussed briefly with mention static precipitator of other special methods Analysis of Atmospheric Contaminants Containing Nitrate Groupings H. December 1943 Yagoda and F.H. Goldman J. Ind Hyg & Tox 25 440-144 Methods are described for the estimation of nitroglycerine PETN pearnitsaienrgytfhrroimtol tetranitrate nitrous fumes and ammonium nitrate in atmospheres are based on the nitration of xylenol manufacturing processes The analyses of the xylenol in 62.5 sulfuric acid and the colorimetric determination isolated by a simple steam distillation -- Authors summary Arch.tech.Messen Dust Measurement W.Grundmenn Arch.tech.Messen Lfg 126 T.152,2 1941 . German determination of the in- Dust measurement is possible with the Tyndallometer by of the dusty atmosphere Calibration curves for tensity of the scattered light effects of size form and op- the various sorts of dust must be made because the must be eliminated to secure an tical surface effects of the just particles conetraion accurate measurement of the dust concentration