二手烟的9大危害和12个预防妙招（The 9 hazards of secondhand smoke and 12 prevention tips）.doc

二手烟的9大危害和12个预防妙招（The 9 hazards of secondhand smoke and 12 prevention tips） There must be a lot of people living under the influence of second-hand smoke, dont underestimate the second-hand smoke, the harm is big. So, how much damage is secondhand smoke? How big is the damage? How do we reduce the risk of secondhand smoke? Now lets witness it together. The harm of second-hand smoke There is a famous animal experiment on second-hand smoke: put three living bungee mice in a 0.17 cubic metre box and fill the box with smoke from three cigarettes. Within 10 minutes, the mice were all dead. After the autopsy, the mice had darkened lungs and black spots. The normal lung color should be pink. The amount of secondhand smoke seems to be small, but the smoke inhaling from the body is more harmful. Secondhand smoke is often more harmful than mainstream smoke, such as two times the nicotine, three times the tar, five times the carbon monoxide, and about 50 times the carcinogen. Smokers have their own fixed period of time, while passive smokers repeatedly, continuously, repeatedly inhaling smoke from a number of smokers. 1. There are 740 million second-hand smoke victims in China Yang gonghuan, deputy director of the China center for disease control and prevention and director of the tobacco control office, said on a media BBS that the latest statistics show that there are 740 million second-hand smoke victims. In 2007, the figure was $540 million. Second-hand smoke kills more than 600,000 people a year worldwide A recent study published in the lancet, the world journal of integrative medicine, found that more than 600,000 nonsmokers die each year from exposure to second-hand smoke. The study assessed the burden of secondhand smoke in the world for the first time. In 2004, 40 percent of the worlds children, 33 percent of non-smokers and 35 percent of non-smokers were exposed to second-hand smoke, the study found. Secondhand smoke exposure causes more than 60 non-smokers die each y