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 › Preservatives › To Kyanize Wood or Cordage
To Kyanize Wood or Cordage
Nitrate of Ammonia.. 1 Immerse the wood or cordage in a solution of Carbonate of Soda.... 1 50 or 60 parts water and 1 part corrosive Water " 50° to -7°. ..57° 1 " sublimate. This preserves it from decay, and Phosphate of Soda.... 9 renders wood tough and more difficult to split. Sulphate of Soda.... " 50° to -12° ...62° Nitric Acid.... 4 " 8 “