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3 answers

it`s all bad for you they all have chemicals like NOS CO2 sulffer dixiod just too name a few all bad

2006-07-23 14:02:07 · answer #1 · answered by me too 6 · 0 1

They are both bad & should be avoided. But cigsrette smoke has polyaromatic hydrocarbons and auto exhaust has little or none of them.
D.

2006-07-23 14:08:09 · answer #2 · answered by Dan S 6 · 0 0

Cigarrette smoke.

2006-07-23 13:59:27 · answer #3 · answered by lachicadecafe 4 · 0 0

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