Word: solvents
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...alcohol, also a solvent without which the chemical industry is helpless. We could ferment it from wheat, barley, or rye, although, through sheer inertia, we stick to molasses, although Germany has been fermenting potatoes for two decades. And only the Axis has bothered to distill it from coal or wood...
...Solvent extraction," pioneered by Shell, which produces toluene either as it occurs naturally in some gasolines, or as a distillate from the thermal cracking process; 2) catalytic processing ("hydro-forming") of naphthas...
...others) had outbid the bankers on a $90,000,000 A.T. & T. issue (TIME, Oct. 6). "The trend toward concentrated investment holdings is of doubtful economic and social good," said he. Another reason: if the insurance companies ever have to unload, it will be nice to have some solvent investment bankers around to help the distribution...
...imported ores), but they are easy enough to concentrate by methods developed soon after World War I. But low-grade oxide ores, like Nevada's, evaded all ordinary flotation methods until the Bureau of Mines men hit on a new scheme: flotation in reverse with a new solvent...
...additional process, now being perfected at Boulder City, is electrolysis. The oxide is put in water with a solvent and a current is passed through the solution. The metallic part of the dissolved compound becomes a positive ion which migrates to and accumulates on the negative electrode...