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% Secondhand smoke from cigarettes worse than vapes UPI.com Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA E Cigs and Second Hand Vaping: Dangers and Protections