Ruolz

From AJU

Jump to: navigation, search

Ruolz was a name given to some silver plated metals. In 1841 a chemist named Ruolz discovered a way to gild or silver plate objects using silver or gold dissolved in cyanide of potassium. The term is sometimes used to describe an alloy of silver also discovered by Ruolz.

Lang Antiques
Lang Antiques