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 Differing Opinions About Second Hand Vape Exposure Vaping Post 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 Scientists Warn Against Breathing in Secondhand Vape 'Smoke' Newsweek