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Passive [[smoking]], or second-hand smoking, is the inhaling of [[tobacco]] fumes exhaled by other smokers. It has been shown to cause lung cancer and is the reason for the smoking ban in many public areas.
'''Passive [[smoking]]''', or second-hand smoking, is the inhaling of [[tobacco]] fumes exhaled by other smokers. It has been shown to cause lung cancer and is the reason for the smoking ban in many public areas.
[[Category:Health]]
[[Category:Health]]