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Big Tobacco tries, on occasion, to clean up its butts A spokesman for Philip Morris USA, another big manufacturer, said admonitions on cigarette packs are part of a campaign that also includes installing trash receptacles, encouraging the use of portable ashtrays and support for enforcement of litter laws

Thirty-three states, including California, announced an agreement today with American Spirit Cigarettes that ends the company's "misleading marketing" of their organic cigarettes

Why is menthol the most popular cigarette flavour

Due to the variety of pollutants trapped in the filter, discarded cigarette butts known as an important source of heavy metal, Polycyclic Aromatic Hydrocarbons (PAHs), and BTEX (benzene, toluene, ethylbenzene and xylene) in urban environment 8,9

Frequent cannabis use as a predictor of tobacco initiation and nicotine dependence"