New Extinguishing Agent Patented—Uses Castor Oil

Issue 10 and Volume 101.

New Extinguishing Agent Patented—Uses Castor Oil Patents have been issued covering a new fire extinguishing fluid, in which castor oil is a major constituent, to control metal fires, has been disclosed by the United States Patent Office. The new fire fighting agent, it is reported, is designed for use primarily in factories and machine shops in the automobile, aircraft and armaments industries where magnesium and aluminum are used extensively and where special hazards are created by shavings, cuttings, chips and powder grains from these and other combustible metals which catch fire easily and burn violently. The patents were issued to Michael O. Ferris of Eagle Rock and Richard B. Gottschalk of Burbank, Calif., and assigned to the Lockheed Aircraft Company. The new extinguishing agent is in the form of a fluid composition which, the inventors say, may be employed effectively under substantially all conditions to extinguish metal fires. Sprayed from…

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