Vaping twice as good as gum for quitting smoking finds study The Anatomy and Chemistry of a Disposable Vape Covalent WHAT PARENTS NEED TO KNOW: We know that vaping is NOT a safer alternative to smoking, and by the time longevity studies on vaping come out, the damage on our teens' lungs Disposable Vaping System (DVS) E cigarettes PMI Science Youth often mistakenly believe vaping concentrates are harmless, but the concentration of nicotine and chemicals is shocking. Did you know? One disposable vape (up to 5,000 puffs) can equal the nicotine content