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. Survey: 'Dripping' Common Among Teens Who Vape RT Are e cigarettes a 'gateway' to teen smoking? A new study investigates Los Angeles Times Study: Vitamin E Acetate in Vaping Products Produces Toxic Gas RT Examining the Smoking and Vaping Behaviors and Preferences of Vape Shop Customer European Network