'Third-Hand' Smoke -- the Dust Finally Settles

Third-hand Smoke Awareness

At least, that's my hope.

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We can thank these researchers for introducing this topic into the public discourse and for giving us a new name to think about -- third-hand smoke dust that is smokeless but not harmless.

Dr. John Spangler is director of tobacco intervention programs and a professor of family medicine at Wake Forest University School of Medicine in North Carolina.