Word: coaling
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Dates: during 1920-1929
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Fertilizers. "When we want, we shall make food from coal or wood," confidently said Dr. Louis C. Jones of the Nitrogen Engineering Corp., Manhattan. Four-fifths of the world's production of artificial fertilizers are made with the aid of coal, not by water power as is commonly supposed...
...Coal Balls. At the Carbocite Co., Canton, Ohio (Clarence B. Wisner, representative), pulverized coal is heated and the hot, dry dust squeezed into rough fuel balls. The process uses run-of-mine and low grade coals...
Heat. Gas made from coal produces more heat, for its money, than does electricity. Even in communities where electrical heat has been introduced, there has been no apparent lessening of coal-gas demand, these pokers into the possibilities of coal declared...
...Pittsburgh the hand of pure science kneaded coal for man's better industry, so at Paris last week it plunged into tropical waters and came out dripping with potential electricity. At Paris the medium for science was Thermo-dynamist Georges Claude,* who told the French Academy of Science that it should be possible to develop cheap power from sun-heated tropical waters...
...reminded the Academicians that the sun always keeps the temperature of equatorial waters at between at and 86° Fahrenheit and that a relatively small amount of earth fuel (coal, gas, wood) would raise this already tepid, preheated water to the boiling point (212°). The result would be steam, for operating steam turbines...