Gold

Hawkins' Electrical Dictionary · 1915 · p. 3

—A conductor of electricity, noted for its beautiful yellow color, ductility, malleability, and freedom from liability to rust or tarnish. Its specific gravity is 19 3 and melting point 2000° F. Gold Bath.—A solution of cyanide of gold in which articles are suspended for electroplating with gold, or electro-gilding.