Washington Post |
Thirdhand smoke is widespread and may be dangerous, mounting evidence shows
Washington Post First came doctors' warnings about cigarettes. Then came discoveries about the danger of secondhand smoke. Now, a growing number of scientists are raising the alarm about thirdhand smoke — residual chemicals left on indoor surfaces by tobacco smoke ... Never heard of third-hand smoke? Drexel researchers show why you should care 'Smoke-Free' Rooms Still Loaded With Smoke Residues, Study Finds |
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