Secondhand Smoke vs Vape: What the Science Says Can You Get Secondhand Smoke From a Vape or E Cigarette? Secondhand Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals 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 vape exposure: Risks and side effects