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 Another Gross Reason to Put Down the E Cigarettes American Lung Association Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica Health effects of electronic cigarettes Wikipedia Does Vaping Cause Lung Cancer? A Single Session of Vaping Can Hurt Your Lungs