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 plumes could form lung damaging radicals American Chemical Society Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA Amazon.com: NICOTESTS Nicotine Second Hand Smoke and Vape 10 ng Test (5 Pack) : Health & Household Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice