hey all yas blunt tockers, i have just noticed that the inside of my pipe is being coated with what looks like metal. I dont think iv seen this happen borfore and i was wondering if this is somethin that i have just not realized, or its somthing in my weed, or in myy pipe, or is it that I make magical pipes; if anyone can shed some light on the sitiation itd be much apriiacted. Peace out and happy smokings