Effects of Secondhand Smoke: Dangers, Prevention, and More Is Secondhand Vaping Something to be Concerned About? E Cigs and Second Hand Vaping: Dangers and Protections Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA 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 Is Secondhand Vape Smoke Harmful Secondhand Vape Exposure: Effects, Who's At Risk, And More Australia Is Second Hand Vaping Dangerous