The extent of the absorption and csseretion of lead by various groups of person in urban populations is teeing investigated, in parallel with determinations of lead in urban atswsphere <c&rrted out by members of another division.)

A serious hasard in the cleaning of tanks that have been u.ed for the blending or storage of gasoline treated with tetraethyl lead will exist so long a?

One can either remove the lead from the exhaust after combustion or prohibit its ad dition to gasoline as antiknock lead tetraethyl or lead tetramethyl.^^ The present trend is to prohibit its use in gasoline.('21 ' 22') However, this could open a Pandora's box to new problems according to Ethyl Corporation(23) -- ore of the largest suppliers of lead antiknock additives.

Mo recommendations* Paint Shoo 1* The red load storage area should ba thoroughly cleaned and kept olean thereafter* 2* All spills of red lead powder, should be cleaned up promptly* 3* All such cleaning should ba dona by vacuum methods if practical* If dry sweeping Is neoesaary, a respirator should be worn and no other'per* sons should ba in the area during such sweeping* 4* Beepirators should ba worn while handling bags of red load and while dumping them into tha ball sill* 5* 3aptid red lead bags should be handled so as to avoid dissemina tion of dust* They should ba kept In covered containers* ' WA-TEX 003746 TEX !

: ^ j'' "I--f J p Industrial Hygiene Digest jlitelatule Gbshacts MEDICAL ENGINEERING LEGAL - - - decisions and trends tfniustlial Health Iflews . __ W MomUj By ' INDUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVENUE ' PITTSBURGH.

* Tank Cleaning Twenty-nine cases tetraethyl lead intoxication with three deaths in 191*5 No cases in past two years.

:D TLTRAETHY LEAD MIXTURE ETHYLENE ETHYL ETHER ETHYLENE OXIDE VINYL ACETATE VINYLVINYL CHLORIDE VINYLIDENE CHLORIDE rEN 4203

--The tln ited States Public Health Service may make an indefieg^eni investiga tion into the use of tetraethyl gaso line following the general conference called here for May 20 by Surgeon General Hugh S.

What I am driving at is that you might undertake to handle this job for a time and at the same time give such advice and help a3 might be required by this new tetraethyl lead manufacturing group If you would even consider seriously this problem, enough to take a trip to L03 Angeles and to discuss It with the appropriate peop I should be glad to urge them In tills direction.

As you perhaps remember, we sold Ethyl the process they practice, an ethylene-chlorine route with by-product HC1 utilised in tetraethyl lead operations.

What I am driving at is that you might undertake to handle this job for a time and at the same time give such advice and help a3 might be required by this new tetraethyl lead manufacturing group.

Category HT Highly Toxic IR Irritant COR Corrosive EF Embryo Fetus LTND Low Toxicity/Nuisance Dust OT Other Effects DERM Dermatitis/With Repeated Contact : Definition Examples Can seriously effect body systems from short term exposure Galvanized fume, H2S, chlorine, tetraethyl lead, aniline, phenol.

Lead in the excreta and blood in lead absorption a.

Lead inthe excreta and blood in lead absorption a.

Castleman File: American Petroleum Institute w/c = with cover letter or memo If DATE = 0, undated CD-ROM Document #:API \/l DATE published article from trade journal published advertisements newspaper article published government report government inspection results unpublished or internal report unpublished presentation from conference letter memorandum industry warning labels industry sales literature industry recommended practices meeting minutes (with attachments) membership list BC notes For Information Only - Not For Publication AMERICAN PETROLEUM INSTITUTE MEDICAL ADVISORY COMMITTEE TENTH MEETING Minutes of Meeting November 11, 19^9 Stevens Hotel Chicago, Illinois MEMBERS PRESENT A.