We protect kids from cigarette smokelet's do the same with vaping. Secondhand vape isn't harmless, here is what parents need to know: https: www.undo.org disease secondhand vape Juul study shows secondhand vaping emissions are less toxic than cigarette smoke What Chemicals Are Present in Secondhand Vape Emissions? Secondhand smoke and secondhand aerosol Secondhand Electronic Cigarette Aerosol and Indoor Air Quality US EPA