Listing the top salaries, cap hits, cash, earnings, contracts, and bonuses, for all active MLB players.
Tar is the material produced by burning tobacco. It can damage lungs & cause cancer. It is also found in marijuana cigarettes. Nicotine is an alkaloid from plants of the nightshade family. It acts as a stimulant, which leads to addiction. In brief: Tar/Nicotine. Tar is the material produced by burning tobacco. It can damage lungs & cause cancer. It is also found in marijuana cigarettes. Nicotine is an alkaloid from plants of the nightshade family.
How many milligrams of nicotine are in one cigarette? Nicotine is an addictive poisonous alkaloid C 5 H 4 NC 4 H 7 NCH 3  , derived from the tobacco plant. Nicotine is used as an  insecticide. Forty milligrams of nicotine has kâ¦illed an adult  (Merck Index).