5 Vaping Facts You Need to Know Johns Hopkins Medicine Secondhand smoke from vaping could be harmful to children: study ABC13 Houston Secondhand vaping: The latest vaping health risk CNET Digital Download Materials "Secondhand Smoke" Maine Prevention Store 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 Juul study shows secondhand vaping emissions are less toxic than cigarette smoke