Question

The harmful effects of tobacco use are mainly caused by what substances?

nicotine, tar, carbon dioxide
nicotine, tar, carbon monoxide
opium, alcohol, carbon monoxide
nicotine, alveoli, carbon

Answer 1

the first one, i know this because sadly i smoke and ive took a health class. there is no alcohol, carbon monoxide and alveoli

HOPE THIS HELPED :) plz give briliantist answer :)

Answer 2

nicotine tar carbon dioxide