Page:Popular Science Monthly Volume 73.djvu/322

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318
POPULAR SCIENCE MONTHLY

Willson, an American. Willson's discovery of calcium carbide, however, antedated Moissan's announcement by about six months.

At Niagara Falls are also to be found an immense paper mill which produces annually thousands of tons of newspaper made from

Carborundum Furnace with Charge ready for heating. Carborundum Furnace while Charge is being Heated, showing carbon monoxide gas issuing from side of furnace.

spruce logs reduced to the proper consistency by the mechanical and the chemical or sulphite process, a plant where lead is economically separated from its ore by electrolysis, a laboratory where vanilla and other natural extracts are successfully prepared by synthetic chemistry, and furnaces where bauxite is crystallized into an extremely hard substance for abrasive purposes.

From the foregoing survey of some of the industrial enterprises at

Carborundum Furnace with Walls removed after Heating, showing blocks of crystalline carborundum. Electric Furnaces of the Resistance Type in which Artificial Graphite is made.

Niagara Falls it is evident that that region is a very important electric and electrochemical center and that it is destined to increase in importance with every new discovery in the electrochemical art.