Industry developed more hygienic work practices and better technology, began^ clinical surveillance of TEL workers, and resumed production of TEL in 1926.

The lead chamber plant produces acid of about 78 percent

It was the day of the first public sale of "Ethyl" gasoline.

Januaiy "American Industry Leads in Research" , ....................... ........

New Business All of this points to greater use of tetraethyl lead in gasoline, but be cause we are not the only suppliers in the industry, the question might well be asked: Will Ethyl get a share of this new business?

BATON ROUGE IS TALKING IN BILLIONS NOW 3 The First billion pounds of ethyl chloride ... the first billion pounds of tetraethyl lead -- these are two production milestones which Ethyl's manufacturing plant has passed or is approaching, as it plans for still greater output.

Midgley Awarded Gibbs Medal February Ethyl Organizes for War March Baton Rouge Booms April Variations on Yellow Number 1 (Gasoline Color) April Better Tool Shed Opens (Detroit Laboratories) May Gibbs Medal to Midgley June Post War Fuels (Dr.

., call attention to the fact that the continuous action of dust leads to irritation of th mucosa of the respiratory tract, which in turn leads to epithelial proliferation and metaplasia, and thus to precancerous changes.

IMPORTANT COMPOUNDS; (Lead) Lead acetate, load arsonate, load borate, load carbonate; load carbonate, basic; lead chloride, lead chromate, lead dioxido, lead nitrate?

A native of Virginia, he was graduated from Virginia Poly technic Institute in 1926 as an agricultural engineer, and en tered the employ of Standard Oil Co. of New Jersey at the Bayway, N.

CUMULATIVE INDEX TO THE MONOGRAPHS SERIES 271 273 275 283 285 271 273 275 283 285 4* NOTE TO THE READER The term `carcinogenic risk' in the IARC Monographs series is taken to mean the probability that exposure to an agent will lead to cancer in humans.

I M g : \ * MONSANTO CHEMICAL COMPANY 1 Annual Report 1954 December 31, 1954 V ifr- E t E- K MAR 000385 LAM016444 2 % MAR 000386 BOARD OF DIRECTORS EDGAR M.

January Aviation Logbook: 1926-1951 .....................................................................................................................May Blimps Ahoy.......................................................................................................................................February Home Front Air Force (Civil Air Patrol).................................................................August-September Mid-Air Fill Up (flight refueling)....................................................................................................

Company Building New Gasoline Testing Laboratory.................................

He gave a complete his tory of the early knock research and said he is "more enthusiastic than ever about the future of `Ethyl' gasoline."