Copper bus bars are commonly used instead of wire for carrying high currents. [Dane] needed some bus bars for a project, but he was worried about corrosion. His solution was tin electroplating the bus ...

Induction-heating by radio waves has come to the rescue of the tremendous program of tin-saving announced by U.S. Steel Corp. last spring (TIME, April 6). By electroplating tin on sheet steel, ½ lb.