Word: flameproofing
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Dates: during 1942-1942
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...soft form of ethyl cellulose, made of cotton linters or wood pulp and grain alcohol. It is as pliable, flexible, nonporous and durable as rubber, but is not so elastic or resilient, and tears more easily. Hence it is not good for tires or tubes. But it is flameproof and does not lose its flexibility at 70° below zero, thus is useful in high-altitude bombing planes...