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 What You Need To Know About Vaping Secondhand Vape Exposure: Effects, Who's at Risk, and More Can You Get Second Hand Smoke From A Vape? Second hand vape smoke linked to increase of risk of poor respiratory health