You guys are a stitch. I plan to post the more virulent responses on my website so that the people who are laughing their heads off can feel properly ashamed.

Third-hand smoke is the waxy, tar-laden residue that is left behind when smoke dissipates. Unlike other vapors, 95% of this goes straight into clothing, hair, furniture, even paint, and has a serious impact on children. Another UCSF study as yet unpublished - look for it in a month or two.