Word: method
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Dates: during 1940-1949
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...quantity. Probably the Dow process, chemically and electrically cajoling the metal from Michigan brine wells and Texas sea water (TIME, Nov. 17, 1941), bulks largest in the new increased capacity. But in recent months new producers using other processes have swelled the total. Some use variations of the Dow method to recover magnesium from waste liquors of ammonia soda and. potash manufacture. Others are for the first time commercially smelting the widespread U.S. magnesium ores...
Also important in the magnesium boom is the electrolytic process of Basic Magnesium's gargantuan plant near Las Vegas, Nev. This method was originated in Germany by I. G. Farbenindustrie and also successfully used in England. Magnesite (the carbonate), plentiful and high in metal content, is calcined, then converted to the chloride from which the metal is reduced electrolytically. Now operated for the Government, the plant has been shipping magnesium since August...
Shortly after eight o'clock last evening a new system of air raid warnings was tested in Cambridge. The method of alerting has been changed slightly in order to insure a standardized system for the Eastern Seaboard region...
Under the new system, the preliminary warning will be announced by a continuous blast of the siren for two minutes. When the raiders are nearly overhead, an intermittent sounding of the siren will be given. Finally, the all clear signal will be broadcast by telephone or by whatever method the individual community deems best...
...fast-moving, three-cornered Wall Street fight ended last week with two battlers down for the count and much of the gilt knocked off the once-popular competitive-bidding method of selling bonds...