Third-hand smoke a hazard too

A New Cigarette Hazard - ‘Third-Hand Smoke’ - NYTimes.com

Third-hand smoke is what one smells when a smoker gets in an elevator after going outside for a cigarette, he said, or in a hotel room where people were smoking. “Your nose isn’t lying,” he said. “The stuff is so toxic that your brain is telling you: ’Get away.’”

I always knew third-hand smoke was not good for you.