It now ranks anong tha leading consuming nations of tha world - fifth In lead, aacood la sine.

It now ranks anong tha leading consuming nations of tha world - fifth In lead, aacood la sine.

Even though a dust is classified as harmless, amounts above the TLV can lead to trouble by causing a pneumoconiosis, mechanically irritating the walls of the respiratory system, or interfering with ordinary lung processes.

Texas Air Control Board AUSTIN TEXAS INTEROFFICE A~7^/a from Rfffirts Evaluation Section to Interested parties SUBJECT T.ict- nf Rffppf-a ^rrppning T.pvpI s dp The following list includes the effects screening levels (ESL's) currently used by the TACB Effects Evaluation (EES) staff in its evaluation of the impacts of various air contaminants.

Transportation 11/2$-16/U8 Lead Acetate 6/21-22/15 Lead Arsenate 10/9-10/U6 lead Dioxide - Safety Data Sheet 1/2U-25/51 8/18-19/51 Lead and Lead Compounds 5/3-U/50 8/27-28/50 Los ^Angeles Dangerous Chemical Code Regulation 9/20/U8 11/15-16A8 Manual L-l lt/19-20/us Manual L-l, Revision 12/6-T/U5 2/7-8/U6 8/27-28/SO I/2U-2S/SI Magnesium Arsenate 10/9-10/U6 Manual L-2 U/19-20/US 2/7-8/U6 3/28-29/U6 Manual Revision S/17-18/U?

INORGANIC LEAD The behavioral effects of inorganic lead have received increased attention during recent years, with particular attention to subclinical evidence seen with chronic low level exposure.

Kn <X} HW6B-0007877 HhBB-0607879 Hygiene Foundation of America, 4400 Fifth Avenue, Pittsburgh, Fa., January 10, 1938 Inc., REFERENCES TO RECENT LITERATURE ON INDUSTRIAL DISEASES (A) Nowa Items 1 CUTOD HOUSEKEEPING A D SAFETY IN FOUNDRIES AND INDUSTRIAL CODES AND OCCUPATIONAL DISEASE LEGISLATION.

FILE NAME: General Electric (GE) DATE: 1935 DOC#: GE023 DOCUMENT DESCRIPTION: Transactions of the National Safety Council 1935 TRANSACTIONS N ational Safety C o u n cil Incorporated TWENTY-FOURTH ANNUAL SAFETY CONGRESS Louisville, Kentucky October 14 to October 18, 1935 Tbc Brown, Kentucky andjScelbach Hotels Copyright, 1936, National Safety Council, Inc.

**o Vn *3 HWBB-0007877 6Z8/00B-88H Hygiene Foundation of America, Inc., 4400 Fifth Avenue, Pittsburgh, Fa., January 10, 1938 .

Lead In ores ami ttiuUc.....................

MMBIMJ016676 <1 I Industrial Hygiene Digest .>-- INDUSTRIAL HEALTH NEWS LITERATURE ABSTRACTS MEDICAL ENGINEERING CHEMICAL TOXICOLOGICAL LEGAL decisions and trends JULY, 1956 (VoL 20, No. 7) INDUSTRIAL HYGIENE FOUNDATION MELLON INSTITUTE 4400 FIFTH AVENUE PITTSBUBGH 13.

lead.

IS This having been imperative in the early stages because 19 I was the only person who was involved with the early 20 study of tetraethyl lead. 21 The impression has existed in certain circles that 22 little information is available on this subject, especially 23 as to matters that relate to the safety of the public. 24 The fact is, however, that no other hygienic problem 25 in the field of air pollution has been investigated so i 01 330 185 I intensively, o^tar ailch a prolonged period of time, and with i 2 such definitive results.

IS This having been imperative in the early stages because 19 I was the only person who was involved with the early 20 study of tetraethyl lead. 21 The impression has existed in certain circles that 22 little information is available on this subject, especially 23 as to matters that relate to the safety of the public. 24 The fact is, however, that no other hygienic problem 25 in the field of air pollution has been investigated so 185 I intensively, o^ter suEch a prolonged period of time, and with i 2 such definitive results.

PROG Pulmonic Second Sound Physician's Assistant Lead After Meals Phonocardiogram Packed Cell Volume Pulmonary Function Test Point of Maximum Impulse Polymorhonuclear Neutrophil Leukocytes By Mouth, Orally Partial Pressure of Oxygen Parts per Billion Purified Protein Derivative (or Tuberculin) Parts per Million Precipitate Presbyopia As needed, as directed Prognosis TEN 8221 91:6016 Q q.d. q.h. q.i.d. q . 1. q *n# s* q * q * li * q. s.