Secondhand vape exposure detectable in children's saliva, breath Contemporary Pediatrics Tobacco Smoke, Vaping, and Asthma AAFA.org Should I Be Concerned About Secondhand Vaping? Is Vaping Better Than Smoking? American Heart Association 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 Secondhand Smoke and Electronic Cigarette Aerosols US EPA