Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM How secondhand smoke, thirdhand smoke & vaping affects kids Secondhand Vape Exposure: Effects, Who's at Risk, and More What You Need To Know About Vaping In secondhand vape, scientists smell risk American Heart Association Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY