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% Complete Guide to Secondhand Vaping Devices Vape Direct Secondhand vape plumes could form lung damaging radicals American Chemical Society Is Secondhand Vape Smoke Bad For Pregnancy? Experts Explain The Risks Second hand nicotine vaping exposure raises risk for bronchitis, breathing problems UPI.com Missouri S&T News and Events Is secondhand smoke from vapes less toxic than from traditional cigarettes?