Word: buna
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Outstanding ersatz tire rubber is Germany's Buna, which now shoes virtually all the Reich's motorcars and trucks, won combat spurs on cavalry cars and artillery prime movers in Austria, Czecho-Slovakia, Poland...
Butadiene rubber itself is not new. It is the same in composition as the noisily touted German synthetic rubber called "Buna." But the German product is made from acetylene (a product of limestone and coal) in five complicated stages and its price is around 60? a pound. Inventor Egloff estimates that his butadiene rubber, if produced in any quantity, can be made to sell for less than 20? a pound. E. I.. du Pont de Nemours & Co.'s famed chlorine-containing synthetic rubber (TIME, May 6, 1935), now called "neoprene," is probably superior to butadiene rubber in some...