Also the word "toxin" in the title shouldn't be there. From Wikipedia: A toxin (from Ancient Greek: τοξικόν toxikon) is a poisonous substance produced within l

Also the word "toxin" in the title shouldn't be there. From Wikipedia: A toxin (from Ancient Greek: τοξικόν toxikon) is a poisonous substance produced within living cells or organisms;[1][2] synthetic toxicants created by artificial processes are thus excluded. In other words a toxin is a poison (not a generically harmful substance) produced by living organisms for attack or defense.