Eventually: Repeated breaths progressively dilute out the seond hand smoke, after cessation of exposure. Note that more than 10, 000 people die each year, in the us, from second-had smoke, so it is best to avoid it.
Answered 3/14/2016
5.7k views
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question