Quote Originally Posted by beachguy in thongs
I heard somewhere that the lining in your cheeks secrete a chemical which is, actually, harmful to your stomach.
Dude, if that were true, then why wouldn't natural selection adapt our stomachs to compensate for the swallowing of the harmful chemical? Plus, there isn't a whole lot of chemicals that can truely destroy the mucus lining of your stomach. That's the point of it. where did you hear this?