Vape vs Joint Smell: Discretion, Duration, and Detection The safest vape is the one you never start. Flavoured vapes were designed to feel harmless: Candy taste. Fruit smell. Cool packaging. Viral aesthetics. But your lungs don't care about the flavour. Does Vaping Smell? and How to Tell if Someone Is Vaping Ultra Liquid Labs New Method for Sampling and Analysis of Electronic Cigarette Aerosols LCGC International