What about Ventilation?
Ventilation does not work. According to the According to the American Society of Heating,
Refrigeration, and Air-Conditioning Engineers, Inc., "While sounding reasonable, the problem
with the ventilation 'solution' is that, based on current scientific information, even the
newest ventilation technologies under ideal conditions are incapable of removing all
secondhand smoke and its toxic constituents from the air."
For more information on ventilation systems:
Back