are the chemicals in cigarette smoke?
contains over 4,000 chemical compounds.
include 60 that have been found to cause cancer.
toxic agents are also in cigarettes, some of which are manufactured
during the process of smoking the cigarette (or cigar).
A lighted cigarette
can generate more than 150 billion tar particles per cubic
inch. It is these particles that make up the visible portion
of cigarette smoke.
chemists at the R.J. Reynolds Tobacco Company, cigarette smoke can
be up to 10,000 times more concentrated than the automobile pollution
at rush hour on a highway or freeway.
smoke, however, contributes only 5 percent to 8 percent to the total
content of cigarette smoke. What you can't see are the vapors or
gases in the cigarette smoke. Besides nitrogen and oxygen, the vapor
also contains many toxic gases, including carbon monoxide, formaldehyde,
hydrogen cyanide, acrolein, and nitrogen oxides.
have identified that cigarette smoke includes the following carcinogens
(chemicals shown to cause cancer):