Filtration of indoor air to remove environmental tobacco smoke contaminants is futile — like trying to filter a lake to control water pollution.1
VENTILATION SYSTEMS DO NOT PROTECT PEOPLE FROM SECONDHAND SMOKE
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Fresh smelling air doesn’t mean smoke-free air. Many ventilation systems include scents that mask the smoke smell.
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Ventilation, air filtration and the use of designated smoking areas are ineffective in protecting against exposure to tobacco smoke.2
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HVAC systems can distribute secondhand smoke throughout a building.3
After four hours in a casino with a “sophisticated” ventilation system, nonsmokers had 4.5 times the level of nicotine in their bodies compared to those not exposed and their level of the carcinogen NNAL increased by 112%.4
3-6X
HIGHER NICOTINE LEVELS
Casino employees in a “well-ventilated” casino had metabolized nicotine levels 3 to 6 times higher than in other smoking workplaces.4
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The American Society of Heating, Refrigerating, and Air-Conditioning Engineers determined 100% smoke-free environments are the only way to protect employees and the public from secondhand smoke exposure.2