Topic: Smoking is harmful
“Smoking is harmful”. It is a very familiar slogan that you can easy to see in public places. However, there is a fact that, despite knowledge about smoking damage, the number of people who smoke is increasing day by day. Smoking causes many negative effects than people think. It affects not only health but also environment and society. First, it is harmful for both smoker and non- smokers. There are many toxic chemicals in tobacco cause cancer such as nicotine, monoxide carbon, ect. These chemicals have bad effect on nervous system, blood vessel and are the main reason of heart disease, cancer, memory damage. In addition, smoke is easy to spread in the air, therefore not only smoking people but also people around them are affected. That mean, when a person smokes, he is harming both himself and many people especially children. These people are call “passive smoking” people. Because immunize system of children doesn’t complete, they are easy to be affected by harmful factors from smoke. People who smoke in public places just show how inconsiderate they are towards others. They do not consider the affect smoking might have on them and how that will affect their family. Second, smoking also has bad effect on environment. The tobacco manufacture releases an amount of waste including a lot of toxic chemicals such as oils, plastic, nicotine, ect. These chemicals make water and soil as well as air in surrounding areas is contamination. Each year, tobacco manufacture releases million kilograms nicotine, one of toxic chemicals causes cancer and heart disease. In this time, this chemical may cause many effects on soil, water, even animal. Finally, not only health and environment but also society is affected a lot by smoking. First, smoking restrains economic development. Because of tax, tobacco is not cheap, so if a person smokes every day, he has to pay money for smoking. However, in fact, this is maybe much more money because some kinds of...
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