One reverse example. LSD is mostly safe: http://en.wikipedia.org/wiki/Lysergic_acid_diethylamide#Possible_risks http://en.wikipedia.org/wiki/Lysergic_acid_diet

One reverse example. LSD is mostly safe: http://en.wikipedia.org/wiki/Lysergic_acid_diethylamide#Possible_risks http://en.wikipedia.org/wiki/Lysergic_acid_diethylamide#Poss... Alcohol is mostly toxic: http://en.wikipedia.org/wiki/Long-term_effects_of_alcohol#Alcohol-related_deaths http://en.wikipedia.org/wiki/Long-term_effects_of_alcohol#Al...