Secondhand vape plumes could form lung damaging radicals American Chemical Society Vaping Around Babies How Secondhand Vapor Smoke Can Harm Kids Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases the risk of health problems.