Important: Safety Warning
This page describes trade processes that use dangerously toxic materials such as cyanide solutions, mercury amalgams, or strong acids. These processes require training, equipment, and precautions far beyond what the text describes.
This information has been left in for historical purposes but should not be acted upon.
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Silvering Glass
Two distinct methods are adopted for this purpose. The one falsely called silvering, consists of the application of a layer of an amalgam of tin, or erate degree of heat, which is afterwards raised similar alloy, to the surface of the glass (see nearly to redness, to expel the mercury which has united with the silver from the corrosive sublimate. The silvered surface is then cleaned and burnished.