According to a Centers for Disease Control and Prevention (CDC) study, 40% of U.S. adults believe that children's exposure to secondhand aerosol from e cigarettes causes only some or little harm, and 5% Tobacco Smoke, Vaping, and Asthma AAFA.org Secondhand vaping may pose risk to your kids: New study Tobacco & Vapor Product Prevention & Control Jefferson County, WA Secondhand vape plumes could form lung damaging radicals American Chemical Society Secondhand Vape Exposure: Effects, Who's at Risk, and More