Lead fallout particles in dust and soil, pollution from the automotive ex haust of leaded gasolines, are other sources of contamination.

AUTOBIOGRAPHY OF A TRACTOR 13 The first production model high compression gasoline tractor is still going strong.

Utilization of Industrial Wastes H.

Utilization of Industrial Wastes H.

MEMORANDUM TO: /Dr J Dr Dr Dr Dr Dr Mr Roy C.

The molded type brake lining is made in two different processes. 4 One typa Is m&de by nixing aabsatoe, rubber, UthiTge, mica, v/hitins, sulphur, zinc oxide and high test gasoline in a mixer.

Annual Gasoline Facts Book Published for Fourth Year................................

Kuykendall Page 2 March 26, 1973 and subsequently when - since 1926 - there have been elaborate precautionary measures of safety) there have been more than 100 cases of poisoning, some fatal, a goodly number very serious, and quite a few - as in the present series - mild.

While gasoline costs are lower, gasoline quality improved in every way during the last decade.

Mac was present to observe the cleaning of a damaged 50.000 barrel leaded gaso line storage tank.

Public Health Bulletin Ho. 163, 1926. y Kehoe, Robert A. and others: A Study of the Health Hazards Associated with the Distribution and Use of Ethyl Gasoline.

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" , ....................... ........