The nicotine in it.
Death.
nicotine.
The primary cause of death among tobacco-growing settlers was nicotine poisoning. These settlers ingested too much nicotine, and they got sick and died.
Not officially. However, given that smoking and other forms of nicotine delivery are the number one preventable cause of death, it certainly should be.
yes
No, but it could elevate your chances of death
There is no nicotine in Marijuana, nicotine is in cigarettes.
Yes, nicotine is chemically reactive.
Chronic use of nicotine may cause an acceleration of coronary artery disease, hypertension, reproductive disturbances, esophageal reflux, peptic ulcer disease, fetal illnesses and death, and delayed wound healing.
Nicotine.
Nicotine is colourless