Its taste here is turbid enough, and it will choke even more if it is swallowed.

I advise you not to spit, and be a good boy.

Attachment: Extremely active substances in cigarette smoke are extremely toxic and act quickly. 1 Nicotine in cigarettes can kill a mouse, and 40-60 mg of nicotine is as lethal as cyanide, which can kill people. Nicotine is one of the main substances leading to dependence and addiction.

It is produced when cigarettes are lit, and its properties are not much different from asphalt. Analysis shows that tar contains about 5000 kinds of organic and inorganic chemicals, which is the chief culprit of cancer.

Nitrosamines are a strong carcinogen. Tobacco will produce tobacco-specific nitrosamines (TSNA) during fermentation and ignition.

When smoking, cut tobacco can't burn completely, so it will produce more carbon monoxide. The combination of carbon monoxide and hemoglobin affects the blood oxygen supply of cardiovascular system, promotes the increase of cholesterol, and indirectly affects the formation of some tumors.

Tobacco contains many radioactive substances, among which polonium 2 10 is the most dangerous. It can emit alpha rays. Other harmful and carcinogenic substances. In addition to the above harmful substances, the harmful substances in cigarettes are benzopyrene, which is a strong carcinogen. In addition, cadmium, benzidine, vinyl chloride, etc. Smoking can promote the formation of cancer cells.