Should I Be Concerned About Secondhand Vaping? Secondhand vape plumes could form lung damaging radicals American Chemical Society Characteristics of second hand exposure to aerosols from e cigarettes: A literature review since 2010 ScienceDirect Juul study shows secondhand vaping emissions are less toxic than cigarette smoke The risks of first hand and second hand vaping Eoleaf Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN