Popular Science J-0-3 (1940)

Popular Science J-0-3 (1940)

What's New in the World of Today and Tomorrow! 1940-12-20 United States of America 11 Min. PG-13
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Overview

Pliofilm plastic (rubber hydrochloride) and applications in raingear, food packaging, a transparent dress. Also, hybrid giant vegetables; plastic contact lenses; the nature and prevention of dust explosions.