Word: rubbers
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Dates: during 1940-1949
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...metal is used in the new tanks except for pipe connections and caps. The inside shell is fibre sheeting braced with fibre ribs. Over that is a layer of buckskin, next a layer of raw rubber one-eighth inch thick, covered by a thin skin of vulcanized rubber. When a bullet pierces the tank, the raw rubber reunites and the buckskin is swelled by leaking gasoline, so that together they plug the hole...
Puncture-proof tanks are not the only reason intact German ships are scarce in Britain. No amount of buckskin and raw rubber can withstand the buzz-saw effect of eight machine guns, set in fours in the leading wing-edge of British pursuit planes so that their fixed fire converges. The British censorship last week released photographs of such a pursuit ship: 1) being fed its python-like ration of bullets; 2) standing over a drift of empty cartridges during a trial burst of fire...
...process used mostly for reproducing pictures. Offset is cheap because it does away with engraving, form makeup, stereotyping-all standard processes on a daily paper. The printer simply photographs a page of copy pasted up on ruled boards, transfers the negative to a zinc plate, prints from an inked rubber roller...
...years ago, when Hires Turner called him in to see what was wrong with its silvering solution. Amazed was William Peacock at pitcher-pouring. So he went to work on a new process, managed to support his Peacock Laboratories meanwhile by supplying advice, standardized silvering solution, special rubber gloves and other mirror-making accessories to the trade. Near last year's end he found the answer, a speedier solution (his trade secret) to replace Epsom salts as a reducing agent. With the new solution he could silver a mirror in 57 seconds, instead of over half an hour. Better...
...mask assembly plant at Maryland's Edgewood Arsenal it asked U. S. manufacturers to bid on a new assembly plant to turn out masks for Army use. Winners of three contracts were not among the nine U. S. commercial gas-mask makers. They were Goodyear Tire & Rubber Co., Firestone Tire & Rub ber Co., and Johnson & Johnson, biggest U. S. surgical-dressing maker...