Did you know
that nicotine is actually more addictive than heroin? Or that
smoking just four cigarettes can give a person a 90% chance
of becoming addicted? ...
How much do you know about secondhand smoke?
Do you know that it is smoke that comes from burning cigarettes as
well as that exhaled from smokers? Do you know what's in it? Take
the "2nd Hand Exam"
and see how much you really know.
