In secondhand vape, scientists smell risk Health cherokeephoenix.org Can You Get Secondhand Smoke from Vaping? ZOFO Evidence Mounts About the Health Impact of Second Hand Vaping Bisnar Chase Juul study shows secondhand vaping emissions are less toxic than cigarette smoke Sitting somewhere when a cloud of cotton candy vapor washes over you? If you can smell the sweet scent of a vape, that's not a great sign.