Do Vapes Have Second Hand Smoke Does Vape Have Second Hand Smoke News E Cig Vapor Or Secondhand Smoke: Which Is Worse For You? Debunking 7 Myths About Secondhand Smoke 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 Should I Be Concerned About Secondhand Vaping? Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center