'SEP 15 1937 '^ C1B 349775 THE JOURNAL OF INDUSTRIAL HYGIENE AND TOXICOLOGY Volume 19 SEPTEMBER, 1937 Kmu 7 THE PROBLEM OF POSSIBLE SYSTEMIC EFFECTS FROM CERTAIN CHLORINATED HYDROCARBONS* Cecil K.

NATIONAL SAFETil C0N6RES!

RATIONAL SAFET9 CONGRESS ATLANTIC CITY OCTOBER 16-20, 1939 NATIONAL SAFETY COUNCIL, INC.

FILE NAME: General Motors (GM) DATE: 1935 DOC#: GM003 DOCUMENT DESCRIPTION: National Safety Council Transactions Foreword ' H E T R A N S A C T I O N S of the T w e n ty -F o u rth Annual Safety Congress, Nat ional Safety Council. 1935, are publ ished in t wo vol ume s.

1934 TRANSACTIONS National Safety Council Incorporated TWENTY-THIRD ANNUM SAFETY CONGRESS Cleveland, Ohio October 1 to October 5, 1934 The Cleveland, Carter and Scatter Hotels CofcynVir.

1934 TRANSACTIONS National Safety Council Incorporated TWENTY-THIRD ANNUM SAFETY CONGRESS Cleveland, Ohio October 1 to October 5, 1934 The Cleveland, Carter and Scatter Hotels CofcynVir.

I r r- X ?

SYMPOSIUM ON CERTAIN CHLORINATED HYDROCARBONS Harvard School or Public Health, Boston, Mass.

APPENDICES ; ATTENDIX APPENDIX Biographical sketches ~------~-- ----------- List of persons who attended conference 164 as sandstone is also a harmless dosage may be good arithmetical reasoning but may lead one into a serious error My suggestion is that we should determine the permissible limit of dustiness for each individual dust In the interim for those dusts that we do not have any basic data of threshold dosage we can demand from industry that it maintain conditions in the workrooms equal to those already found in the best plants of a similar industry in actual operation I shall now be happy to answer any questions that may have suggested themselves to you during the course of my remarks DR SCHLOMOVITZ Did you make any study of the dust , in the air passing through respirators MR BLOOMFIELD We have conducted studies on positive pressure masks and helmets as used by sandblasters during actual work in a sandblast room but we have not conducted studies in the field nor in the laboratory on the efficiency of respirators Excellent work on respirators has been done by the United States Bureau of Mines and at Professor Philip Drinker's laboratory at the Harvard School of Public Health - DR SCHLOMOVITZ You don't happen to know the size of particles that pass through the mask MR BLOOMFIELD Last month Professor Drinker pre- sented a paper at the National Safety Congress in Washington in which he stated that a careful measurement of the size of dust particles entering and leaving respirators shows a slight but important reduction in average size of the dust particles In fact there are now respirators on the market which on testing by Professor Drinker were found to have efficiencies in excess of 90 per cent against silica dust of a size less than 2 microns So that apparently some respirators do filter out the small particles MR WILCOX Is there any recognized activity among these manufacturers of protective devices respirators and so forth to try to develop something that will give relief MR BLOOMFIELD Very much so The manufacturers of equipment and protective devices are quite active In _ sagemay be good arithone into a serious error i mine the permissible dua dust that we do not have any ve can demand from in- 3 in the workrooms equal st plants of a similar in- r any questions that may u during the course of ake any study of the dust ators nducted studies on pasias used by sandblasters it room but we have not in the laboratory on the ent work on respirators tes Bureau of Mines and oratory at the Harvard happen to know the size mask?

--L ist of persons who attended conference. 213 164 as sandstone is also a harmless dosage, may be good arith metical reasoning but may lead one into a serious error.

THE JOURNAL OF INDUSTRIAL HYGIENE AND TOXICOLOGY Your he 19 SEPTEMBER, 1937 Number 7 the problem of possible systemic effects from ............

THE JOURNAL OF INDUSTRIAL HYGIENE AND TOXICOLOGY Volume 19 SEPTEMBER, 1937 Number 7 -m .

1932 01897 1932 1932 1932 1932 1932 NovemberNovember Industrial Hygiene Digest NovemberNovemberNovember INDUSTRIAL HEALTH NEWS NovemberNovember November LITERATURE ABSTRACTS MEDICAL ENGINEERING ABRAMSABRAMS ABRAMS ABRAMS CHEMICAL TOXICOLOGICAL LEGAL ABRAMS ABRAMS ABRAMSABRAMS ABRAMS ABRAMS ABRAMS OCTOBER 1961 Vol 25 No. 10 RE RE RE RE RE RE RE RE RE RE RE ININ IN IN INDUSTRIAL HYGIENE FOUNDATION MELLON INSTITUTE 4400 FIFTH AVENUE : PITTSBURGH 13 PA PLAINTIFF'S EXHIBIT IHF 03120921 0189 666T 666T 666T 6666T6T 666T 666T 666T TOQUIOAON TOQUIOAON TOQUIOAONTOQUIOAON TOQUIOAON TOQUIOAON TOQUIOAON TOQUIOAON TOQUIOAON TOQUIOAON | MI'S>)MI'S MI'S MI'S Ii AB AB AB AB : RE RE RE RE RE RE RE RE IN IN IN IN IN 03120922 Industrial Hygiene Foundation assumes no responsibility for statements in articles abstracted in this Digest or for material from other organizations which may be sent to members from Ume to time The Digest's condensation of articles as well as literature not originating originating within the Foundation are made available to our members solely for their information by way way of keeping them posted on developments C661 C661 C661 C661 C661 C661 JOQUIOAON JOQUIOAON JOQUIOAON JOQUIOAONJOQUIOAON JOQUIOAON JOQUIOAON ABRAMS ABRAMS ABRAMS ABRAMS ABRAMS ABRAMS RE RE RE RE RE ININ IN ININ INDUSTRIAL HYGIENE HYGIENE FEATURES A discussion of the identification and control of major industrial medical cases is presented in Abst No. 951 Data concernitnhge differential diagd-iag- nosis of bronchiectasis and bronchitis are given in Abst No. 956 Bundle branch block among employed persons is the theme of Abst No. 958 Consult Abst No. 959 for information regarding the management of hypertension and low blood pressure in the employee Abst No. 961 reports on the solitary pulmonary nodule and lung malignancy A stud^on smoking in relation to physical complaints is given in Abst No. 964 See Abst No. 969 for information on skin cancer and occupation Consult Abst No. 975 for details on the toxicology of selenium and tellurium Bone marrow changes in chronic cadmium poisoning in rabbits is the title of Abst No. 979 Abst No. 980 discusses the comparative toxicology of iron compounds Abst No. 995 reports on studies of experimental silicosis in dogs Asbestosis in a worker automobile undercoating undercoating ted in Abst No. 997 engaged in is investiga Abst No. 1002 is concerned with medical problems of underwater depths Consult Abst No. 1006 for details on the measurement of rocket engine noise Abst No. 1020 reports on fallout and man's diet Information concerning air pollution from the grain industry is given in Abst No. 1028 6168100-88MH 616810 -8 MH 6168100-88MH 6168100-88MH 616810 -8 MH 616810-8MH 6168100-88MH 6168100-88MH 6168100-88MH FOUNDATION FACTS NEW MEMBER The Foundation welcomes to membership The Bessemer Corporation 26th ANNUAL MEETING THIS MONTH The immediate response to the invita- tions for our 26th Annual Meeting which will be held here at Mellon Institute Pittsburgh on October 25-26 1961 has been most gratifying We trust that every member company will be represented at these conferences and are confident that those in attendance will find the meeting both profitable and interesting DR PAUL GROSS the Foundation's Research Pathologist participated in a Graduate Course on Diseases of the Chest sponsored by the American College of Chest Physicians on September 26 in Philadelphia He also attended a meeting of the Planning Committee for the Conference on Respiratory Disease in Industry Philadelphia on October 14 in et Philadelphia ee ie THEODORE F.

THE JOURNAL OF INDUSTRIAL HYGIENE (AND TOXICOLOGY) VOLUME 19 JANUARY, 1937--DECEMBER, 1937 PUBLISHED BY .

THE JOURNAL OF INDUSTRIAL HYGIENE AND TOXICOLOGY Volume 19 SEPTEMBER, 1937 Number 7 THE PROBLEM OF POSSIBLE SYSTEMIC EFFECTS FROM CERTAIN CHLORINATED HYDROCARBONS* Cecil K.