| http://www.w3.org/ns/prov#value | - The smoke that burns off the end of a cigarette or cigar contains more harmful substances (tar, carbon monoxide, nicotine, and others) than the smoke inhaled by the smoker.If you are regularly exposed to second-hand smoke, you increase your and your baby's risk of developing lung cancer, heart disease, emphysema, allergies, asthma, and other health problems.Babies exposed to second-hand smoke migh
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