When In Doubt,
GOOGLE!
But, yeah, that's also why we're supposed to eat unburnt foods (meat/toast/whatever else you burn). That black stuff on meat that's been grilled? Flake it OFF.
Consider ANYthing "Blackened" with ANYthing other than Black Pepper, POISONOUS!!!
Aaa, but you jokers are doing datura (poison), morning glory seeds (poison), and Lord knows what else ...
so die oh.