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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Orange Bronzing for Brass
Mix 1 drachm potash solution of sulphur with 1 pint water. 3805. Slate-Colored Bronzing for may have been rubbed off. These new alloys Brass. Dissolve 2 drachms sulphocyanide may be used as substitutes for various metals of potassium, and 5 drachms perchloride of now in general use, such as iron, lead, tin, or iron, in 1 pint water.