OK, just came across this link:
http://kansas.watchdog.org/2010/02/2...ms-just-smoke/
Key paragraph as it relates to this thread:
The third claim Siegel objects to is called third-hand smoking. Some smoking ban advocates say nicotine left on a person’s clothing and skin is deposited on the surfaces away from the smoking area then create vapor that exposes non-smokers to harm. “I think that’s just a gross exaggeration, and the levels of exposure are so small that it’s not creating any meaningful hazard,”