Examples are lead oxide fume from smelting and iron oxide fume from arc welding.

.- well begins with m.r lead article 011 flu* following 'our pages.

Hightnan.......................................................... 108 Porphyrinuria in Lead-Poisoned Dogs.

Examples are lead oxide fume from smelting and iron oxide fume from arc welding.

The quantity of lead used in batteries and tetraethyl lead increased 13 and 3 percent, respectively, from 1954, but that used in cable covering decreased 5 percent.

It may be of forensic importance and lead to the detection of a crime, or it may be instrumental in improving inadequate sanitary conditions and thus prevent later cases of a similar nature.

>(te the Company Darted making tetraethyl lead, ethyl alcohol, ncoprone rubber, camphor, arid other materia Ik .

Once adopted, the proposed regulations should lead to a flurry of regulatory activity, the focus of which will probably be a List of Suspect Carcinogens published by the National Institute for Occupational Safety and Health (NIOSH), numbering in excess of 2400 substances, and which has been growing at the rate of 100 substances a month.

; "r;v# AWIUJ7S VOL 5/ NO 1 DU PONT MOBILIZES AGAINST THE RISK OF OCCUPATIONAL CANCER Tbi compiny's princi puis it in good position to moot till daling* posed by new findings on tho dingers of long-term, km-itvoi upossrt =- to chemicals.

Those making tetraethyl lead, the-gasoline antiknock Tbs .s a scer.e mnr: ir.e :r:g:na.

Thomas G.

Thomas G.

a+u/ C&em*cat- INC.

2 /o o O ; as I 0 ---------------- --------- Jar conduction defects other than isolated right bundle branch block, angina pectoris, arrhythmia, coronary artery disease).

FILE NAME State of the Art Literature SAL DATE 1960 Apr DOC SAL071 DOCUMENT DESCRIPTION Conference Presentation - Threshold Limit Values 4, - a Transactions of the | 5 TWENTY ANNUAL MEETING OF THE AMERICAN CONFERENCE OF GOVERNMENTAL INDUSTRIAL HYGIENISTS ROCHESTER NEW YORK _ April 23-26 1960 that this The Subcommittee consisting of L.