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? 5 Vaping Facts You Need to Know Johns Hopkins Medicine Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America Secondhand Vape Exposure: Effects, Who's at Risk, and More Is Second Hand Vape Smoke Bad For You? Learn How to Avoid its Side Effects