Major 'third-hand smoke' compound causes DNA damage -- and potentially cancer

(American Chemical Society) Leftover cigarette smoke that clings to walls and furniture is a smelly nuisance, but now research suggests that it could pose a far more serious threat, especially to young children who put toys and other smoke-affected items into their mouths. Scientists reported today at the 247th National Meeting & Exposition of the American Chemical Society that one of the tobacco-specific nitrosamines newly formed in 'third-hand smoke' damages DNA and could potentially cause can...