Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London 2nd Hand Vape Smoke Effects The Issues of Testing for Secondhand Smoke About E Cigarettes (Vapes) Smoking and Tobacco Use CDC The Health Risks Of E Cigarettes Versus Traditional Cigarettes Henry Ford Health Detroit, MI 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