Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London 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 Debunking 7 Myths About Secondhand Smoke Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Secondhand vape exposure: Risks and side effects