Secondhand Vape Exposure: Effects, Who's at Risk, and More Can You Fail A Drug Test From Secondhand Smoke? The Sanctuary While vaping is not risk free, it is less harmful than tobacco Our World in Data Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Why Vaping is Dangerous, Especially for Children with Asthma The National Environmental Education Foundation (NEEF) Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center