Secondhand Vape Exposure: Effects, Who's at Risk, and More Is Second Hand Vape Smoke Bad Vaping vs. Smoking: Is One Really Safer Than the Other? E Cig Vapor Or Secondhand Smoke: Which Is Worse For You? Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Is Second hand Vape Smoke Harmful Secondhand Smoke and Secondhand Vaping: Both Bad for Kids Amazon.com: NICOTESTS Nicotine Second Hand Smoke and Vape 10 ng Test (5 Pack) : Health & Household