In the U.S., 27 states, Washington, D.C., Puerto Rico and the U.S. Virgin Islands, plus hundreds of cities and counties, have enacted comprehensive smoke-free laws covering workplaces, restaurants, and bars.
Secondhand smoke is a poisonous mixture of more than 7,000 chemicals, including hundreds that are toxic and at least 69 that cause cancer. The U.S. Surgeon General and public health agencies around the world have documented overwhelming evidence of the deadly effects of secondhand smoke:
Public health authorities have concluded that the only way to protect nonsmokers from secondhand smoke is to require completely smoke-free workplaces and public places. Other approaches, such as air ventilation systems and separate smoking and non-smoking sections, do not eliminate exposure to secondhand smoke. Numerous scientific studies have also documented that smoke-free policies do not have an adverse economic impact on the hospitality industry