Word: plastics
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...burgeoning plastic-metals industry had another achievement to report last week. Hefty Andy Langhammer, head of Chrysler's Amplex Division, announced that his workmen were making tool steel from soft iron rust...
Hard enough to scratch glass, the steel is already used in micrometer parts and V-blocks-superaccurate gauges used in precision tooling. But plastic-metals men thought they could see many another possible use ahead, went on with their research...
...Pilots and gunners were severely sunburned in early plastic airplane enclosures; new plastics screen out the ultraviolet rays intense at high, clear altitudes...
...Newest use of the oldest plastic (cellulose nitrate) is for storage-battery housings. Designed for portable searchlights on war duty, the new batteries point toward postwar automobile batteries that are lighter, tougher, and so transparent that the level of the liquid may be checked at a glance...
Nonskid, chatter-proof false teeth are a postwar promise. Secret of their soundproofing: acrylic plastic, which is durable but not so hard that it clacks...