Word: metalled
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Dates: during 1950-1959
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...system ($150) which now usually consists of at least one woofer (a speaker designed to reproduce low tones) and tweeter (high tones). Tweeters may be cones (sweet, not too brilliant), horns (plenty of highs and often tinny), or the newly developed electrostatic type, in which a flat sheet of metal foil moves in the open air. Most speakers still need an enclosure of some six cubic feet, but it is no longer necessary to have huge coffins standing about the living room...
...tell in detail how they do it. In general they follow nature's method, which uses the enormous pressure and heat deep under the earth's surface. G.E.'s diamond crystals are formed by a giant press that concentrates 1,000 tons on a small metal cup heated to above 5,000° F. In it are carbon (probably graphite) and other secret material. When the matrix cools, it contains diamonds (crystallized carbon) the size of sand but big enough for industrial grinding purposes...
...Ernest Henderson marked a notable corporation milestone. For the first time in its 16-year history, the world's second biggest hotel chain will build a hotel. The Philadelphia Sheraton, to be started this month, will be a $15 million, 900-room building faced in limestone, glass and metal ; it will be ready for occupancy by midsummer 1956. Construction will also start this month in New Haven on another new Sheraton, a 350-room hotel with a 180-car basement garage. Cost...
...machine-tool industry was criticized for using obsolete methods and being behind production in electric motors, steam engines, metal-cutting lathes, chemical, textile and rolling mill equipment, and most particularly in freight cars, self-propelled grain combines, tractor cultivators and threshing machines...
Under Admiral's system, the first of its kind and already in use for several months, more than half of a radio or TV chassis is assembled before being touched by human hands. To start with, electric circuits are printed on plastic boards with a light coating of metal. As they are carried automatically down an assembly line, machines stamp out holes for tubes and condensers, attach wire jumpers and resistors to the boards, and trim wire leads to size. Time: less than a minute. Whenever a part fails to feed into the line, the whole operation stops automatically...