Plight of passive smokers are exposed to nicotine terpakasa come and toxic substances from cigarette smoke. Although only a moment, as well as active smokers, the lungs were passive smokers too contaminated by more than 4,000 toxic substances cigarettes. Experts have defined a long time that cigarette smoke is the smoke inhaled mainstream smoke, while smoke from a burning cigarette tip is called sidestream smoke. Air pollution caused by the mainstream and sidestream smoke is called second hand smoke (secondhand smoke) or environmental tobacco smoke (environemntal tobacco smoke / ETS).........Click Here