Chemicals Secondhand Smoke vs Vape: What the Science Says 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 Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Effects Of Second Hand Vape Smoke Secondhand smoke and secondhand aerosol Effects Of Second Hand Vape Smoke Thirdhand Smoke Resource Center