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. Can you get second hand smoke from a vape? Understanding Secondhand Vape Smoke Eliquidstop Secondhand exposure from vaping marijuana: Concentrations, emissions, and exposures determined using both research grade and low cost monitors ScienceDirect Secondhand Smoke vs Vape: What the Science Says E Cigs and Second Hand Vaping: Dangers and Protections