Complete Guide to Secondhand Vaping Devices Vape Direct Can you get second hand smoke from a vape Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC 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 What You Need to Know About Vaping Juul study shows secondhand vaping emissions are less toxic than cigarette smoke