Second Hand Vaping Vape Smoke Free Is passive vaping a hidden risk to the public? Here's what the experts know so far ABC News Secondhand vape plumes could form lung damaging radicals American Chemical Society Can You Get Secondhand Smoke from Vaping? ZOFO Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America