First, Second and Thirdhand Smoke: The Differences and Dangers Tobacco Stops With Me Can I be Affected by Secondhand Vape Smoke? Secondhand vape plumes could form lung damaging radicals American Chemical Society Secondhand Smoke Vermont Department of Health 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 Aerosol Resources US EPA