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THE JOURNAL OF INDUSTRIAL HYGIENE (AND TOXICOLOGY) VOLUME 19 JANUARY, 1937--DECEMBER, 1937 PUBLISHED BY .

WUODWW, l TIMES K.

Askarel (Aroclor-Chlorlnated Benzene Filled) Transformers Askarel, nonflammable dielectric and cooling medium for tranaformers, waa Introduced commercially in 1932 by General Electric Company under their trade name, "Pyranol."

Westlnghouse Electric Corporation TO INDUSTRY PURCHASING EXECUTIVES Since the late 1930's, the `.trical Industry has manufactured apparatus using nskarels (which contain ;.iychlorinated biphenyls, or FCB's) as a coolant and insulating fluid; nun apparatus using mineral oils.

""s /,>:c/'.w:oa PATE: SURXWT; TO: ;jt. j.ti.io.. '.v.U'Viov.sj.

Monsanto Chemical Company OJ 2 WORKS ar.

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United State* Environmental Protection Agency TS 799 Wethington DC 20460 Official Bueineaa Penalty for Private Uee *300 4 First-Class Mail Postage and Fees Paid EPA Permit No.

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ACME QUALITY LOWE BROTHERS JOHN LUCAS MARTtN-SENOUR ROGERS SHERWIN -WILLIAMS Clevelond, Ohio Jan. 24th, 1931 To Our Agents and Dealers:- Tuesday evening, January 27th, inaugurates the weekly radio programs of the Allied Quality Paint Group over a huge ocean to ooean network of the National Broadcasting Company.

*r-LIA20609 a n n u a l k it t in g o f t h f mf mp f f s o f Th'F LFAL INTUSTRIFS ASSOCIATION New York, M.

Ha u r j s o n J{a d ia t o \ Div is io n , G EN ERAL MOTORS CORPOR ATION LOCKPORT NEW YORK October 21, 1938 Diet. 10-20-38 Dr.

December 19, 1938 Mr.