Chemicals in tobacco?
A single puff of tobacco contains more than 4000 chemicals and 40 of them are highly dangerous and can cause death and serious forms of lung cancer. For this reason, tobacco has been banned on all domestic flights in the U.S. The reason many people crave tobacco is because tobacco contains nicotine. Nicotine is the substance that increases the craving for tobacco. It speeds up the heart rate which increases the craving for tobacco. People who use tobacco daily create a tolerance for tobacco. Tolerance is when the body develops a need for larger and larger doses of drugs to feel the same effect. Tobacco also contains tarwhich is a black substance which coats the linings of the lung. Tar creates a disease called emphysema which destroys the lungs. In addition, tobacco contains carbon monoxide which is a colorless, oderless, poisonous gas.All things considered, it is important to avoid tobacco. Many people think that smokeless tobacco is a good alternative. But it is not true. In fact, smokeless tobacco contains more nicotine and tar than cigarettes do.Pregnant mothers should not use tobacco for risks of birth defects in their child. If they do, they risk their child being a smoke addict.
- Nicotine (the addictive drug that produces the effects in the brain that people are looking for)
- Hydrogen cyanide.
- Radioactive elements, such as polonium-210 (see below)
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