Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center Secondhand Vape Exposure: Effects, Who's at Risk, and More Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Asthma and Allergy Foundation Tobacco can be bad for your health even if you are not the one smoking. Breathing in the smoke can lead to many health problems. Vaping is In secondhand vape, scientists smell risk American Heart Association Chemicals