Originally Posted By: damascus
Potassium Ferricyanide is added to the final colour case hardening mixture before use.

***** Even though the name is similar to its extremely poisonous big brother Potassium Ferricyanide, has a low toxicity but can be an irritant. *****


damascus,

You've spelled them both the same. Is this correct?


I prefer wood to plastic, leather to nylon, waxed cotton to Gore-Tex, and split bamboo to graphite.