E Cig Vapor Or Secondhand Smoke: Which Is Worse For You? YouTube Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Secondhand Vape Exposure: Effects, Who's at Risk, and More Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC E cigarettes used in about 5 percent of U.S. homes with kids UPI.com Is Second Hand Vape Harmful Is Second Hand Vape Harmful? Risks & Facts Black Note Australia Second Hand Vaping Side Effects