When someone vapes around others they expose them to 'second hand aerosol'. But what happens to that aerosol then? Does it disappear or is it like cigarette smoke and stays around, sticking to Second hand vape smoke linked to more asthma symptoms in kids Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA Symptoms Of Second hand Vape Smoke Secondhand smoke and secondhand aerosol