Tobacco products including cigarettes, cigars, chew, snuff. These are all known to cause cancer.
Nicotine patches, nicotine gum, electronic cigarettes which deliver nicotine through steam. These are safer and don't cause cancer.
Nicotine is the chemical that causes addiction.
Nicotine
Nicotine causes addiction to smoking
Nicotine addiction.
Nicotine
The nicotine is this compound.
nicotine
Nicotine.
Nicotine
Nicotine
An ingredient called nicotine is what is so addicting. Nicotine travels from the lungs, into the bloodstream, and directly to the brain from there, and nicotine causes the brain to demand more of the nicotine, causing the addiction in cigarettes.
That would be the nicotine in the cigarette. this answer sucks