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 Can You Get Secondhand Smoke From a Vape or E Cigarette? Juul study shows secondhand vaping emissions are less toxic than cigarette smoke Is Vaping Better Than Smoking? American Heart Association Tobacco Smoke, Vaping, and Asthma AAFA.org Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center