Vape pen smells can build up and cause the room you vape in to have an odor. We'll share the best ways to prevent and fight vape odors quickly, along with easy Does Vape Smoke Stay On Clothes How to Remove Yellow Smoke Stains From Clothes Should I Be Concerned About Secondhand Vaping? How Long Does Vape Smoke Stay On Clothes How to Get Rid of the Smoke Smell Officials: Vapes hiding in plain sight 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.