A member asked:

Why would cigarette companies put tar and carbon monoxide in cigarettes?

A doctor has provided 1 answer
Dr. Stuart Hickerson answered

Specializes in Family Medicine

Tar unknown: Why tar is in cigarettes is strange. It does not have to be there and i understand there companies that make tar less cigarettes. As to the carbon monoxide it is a by product of all burning and this can not be helped as long as you are going to smoke.

Answered 3/4/2013

5.3k views

Thank

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