Important: Safety Warning
This page contains a formula or preparation using substances now known to be dangerously toxic, such as arsenic, mercury, lead, or cyanide compounds. Exposure to these substances can cause severe poisoning, permanent injury, or death.
In addition, 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.
Home › Electroplating with Various Metals › To Protect Copper and Brass
To Protect Copper and Brass
Copper and brass are equally well protected by nickel (see No. 3764), but, of course, with change of color on the surface. The nickel facing, when burnished, has a whiter color than polished steel, but not as white as silver, being nearer in appearance to platinum.