Cigarettes-Hurry

Cigarettes
Hurry
Cigarettes are things which are made from tobacco leaves, and are rolled with a thin tube of paper. Cigarettes are bad for health. Ninety-two percent of the smog of cigarettes is gas which includes carbon-monoxide, hydrocyanic acid and ammonia, eight percent of the smog is granule, which is called tar which includes nicotine, benzopyrene and naphthalene, etc. There are 40 kinds of matters which can cause cancers in the granules. Smoking is bad for health, which is a slow process, because of nicotine, it is easy to make people addict. Smoking can destroy the vein which is in the heart and brain. Smoking also can cause some diseases of respiratory tract and alimentary canal, etc. Smoking is becoming one of the biggest pathogeny. Every year the number of people who die of smoking is 200, 0000, so smoking is a serious threat to the world’s population.