Quote Originally Posted by fancy boots
Actually, that's wrong.

Very wrong.

As long as your pipe is clean of any other chemicals such as oil, acetone, etc. you're fine to smoke all you want without worry :jointsmile:
i work in a machine shop, have you ever seen metal smoking....??

well i have and that is chemical release, i grind all sorts of metal everyday on my machines and have seen some crazy material from time to time, any metal emits a chemical release when heated.