Fucking newbies need to keep their mouths shut and stop suggesting dumb shit to others. IF YOU SMOKE/SMOKED/OR PLAN ON SMOKING OUT OF TIN FOIL/PVC/FUCKING PENS THEN YOU ARE AN IDIOT.

So please people, we're all intelligent here right? You can use a fucking computer but you can figure out that heating shitty materials lets of fumes. damn it

if you dont know what you doing the least you can do is try to error on the safe side.

STEEL, GLASS, TITANIUM!