Secondhand Smoke and Children Toxic Thirdhand Smoke Residue Reaches Many Children Even in Nonsmoking Homes Research Horizons Clear the Air! Secondhand Smoke Vermont Department of Health 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 Children absorb less secondhand nicotine through vapor vs. smoke