Should I Be Concerned About Secondhand Vaping? Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Children and hospital patients deserve protection from second hand smoke. Our plans will make playgrounds and areas outside schools and hospitals smoke free, as well as introducing new vape free places. Have your say here: In secondhand vape, scientists smell risk American Heart Association Composition of electronic cigarette aerosol Wikipedia