Secondhand Smoke and Electronic Cigarette Aerosols US EPA E Cigarettes (Vapes) Smoking and Tobacco Use CDC In secondhand vape, scientists smell risk American Heart Association Parents using e cigs expose kids to dangerous secondhand vapor Futurity 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