Is Second Hand Vape Smoke Harmful Secondhand smoke and secondhand aerosol The risks of vape pens' secondhand aerosols We protect kids from cigarette smokelet's do the same with vaping. Secondhand vape isn't harmless, here is what parents need to know: https: www.undo.org disease secondhand vape 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