Word: pliofilm
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Dates: during 1930-1939
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...Market Street that has lasted ten years points to a lucrative field if crude rubber prices ever fall low enough to compete with concrete. Rubber is vulnerable to oil and sun, so scientists have developed rubbery synthetics like DuPrene which are not. Such new products as Goodyear's Pliofilm and Goodrich's Koroseal are beginning to threaten Cellophane as packaging material. From rubber conveyor belts (Grand Coulee Dam has one 10,000 ft. long), the industry expects to make millions. Other developments: acid-resisting tanks, sun-resisting paint...
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