Quote Originally Posted by invision
when you heat metal, any metal it releases chemical gases and though you may not taste it it is there, its not enough to say kill you in the long run but it is bad for you in terms of what else is available
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: