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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

User Jwvh
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2 Answers

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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 :)
User Hallgrim
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nicotine tar carbon dioxide
User Kwalkertcu
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