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? Symptoms Of Second hand Vape Smoke Debunking 7 Myths About Secondhand Smoke Sitting somewhere when a cloud of cotton candy vapor washes over you? If you can smell the sweet scent of a vape, that's not a great sign. Secondhand Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London