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Apart from statistics, it might be helpful to look at what smoking tobacco does to the human body. Smoke is a mixture of gases, vaporized chemicals, minute particles of ash and other solids. There is also nicotine, which is powerful poison, and black tar. As smoke is breathed in, all those components from deposits on the membranes of the lungs. One point of concentration is where the air tube and bronchus divides. Most lung cancer begins at this point. Filters and low tar tobacco are claimed to make smoking to some extent safer, but they can only slightly reduce, not eliminate the hazards. What is the main idea of the passage Smoking is big hazard to health. There are ways to make smoking safe. Smoking is more hazardous to male smokers than to female smokers. There are many poisonous chemicals in tobacco.
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The government precautions against diseases have failed many critics. The government should spare no efforts on preventing epidemic diseases. History witnessed government contribution to the provision of health care. Health problems prior to the welfare state arose largely for lack of funds
Smoking is big hazard to health. There are ways to make smoking safe. Smoking is more hazardous to male smokers than to female smokers. There are many poisonous chemicals in tobacco.
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or; point to or; lead to and; point to and; lead to
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) whether is the meat from the lab bad for their health ) whether the meat from the lab is bad for their health ) whether is bad for their health the meat from the lab ) whether from the lab the meat is bad for their health
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