Secondhand Smoke is Lethal
It’s been discovered that nonsmokers who spent only four hours in a smoky Las Vegas casino had elevated levels of a cancer-causing agent called NNAL in their urine. Their urine also contained elevated levels of cotinine, which is a byproduct of nicotine. Both these chemicals only come from tobacco.
In abcnews.com, Marc Lallanilla quotes epidemiologist Robert West as saying, “This evidence could be dynamite. It is one thing to know that one is breathing in carcinogens; psychologically it is another to know that one’s own body has been contaminated by them.”
read more