How Long Does Vape Smoke Stay in the Air? ESM SMOK: Premium E Cigarettes Manufacturer What Does a Vape Smell Like? 5 Methods Teens Use to Mask the Smell of Marijuana Most people switch to dry herb vaping for one reason but stay for another. Here's the real lesson: Combustion = smoke, lingering odor, and byproducts you may not want Vaporization = 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.