Science: Aluminum from Alunite

Last week President Charles Benjamin Bohn of Detroit's Bohn Aluminum & Brass Corp. announced that his company, after five years of research, had discovered a method, technically ingenious and commercially feasible, for producing virgin aluminum from alunite. Alunite is a whitish ore containing potassium aluminum sulphate.

Let alone reveal the method, President Bohn would not even name the researchers who developed it. But he was eager to tell how he had started to build a $50,000 "pilot plant" in Detroit to iron out minor production kinks, and how he would later erect a big...

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