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 The risks of vape pens' secondhand aerosols From flavor bans to secondhand aerosol exposure, there's a lot people don't realize about how vaping impacts health, policy, and safety. Flavor restrictions can change tobacco use patterns, influence black market Secondhand Vape Exposure: Effects, Who's at Risk, and More Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA