Tobacco smoke and its chemical composition

So far, over 4 thousand various substances have been isolated in tobacco smoke:

In tobacco smoke, substances with following effects are present:

-         irritant (acrolein, ammonia, nitrous oxides, formic and acetic acids, hydrogen sulphide, naphtalene);

-         toxic (nicotine, carbon monoxide, acetone, polychlorinated biphenyls, hydrogen cyanide, cadmium, arsenic, naphtalene);

-         psychoactive (nicotine, toluene);

-         mutagenic and cancerogenic (over 100 verified or highly probable carcinogenes).