While vaping is not risk free, it is less harmful than tobacco Our World in Data Toxic Thirdhand Smoke Residue Reaches Many Children Even in Nonsmoking Homes Research Horizons Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA 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