Nicotine absorption from electronic cigarette use: comparison between first and new generation devices Scientific Reports Study: Potent sweetener neotame found by researchers in popular vapes New study finds disposable vapes more toxic than traditional cigarettes #shorts YouTube Young e cigarette users report widespread use of flavor blends and concept flavors like Iced Mango, Blue Dream, and OMG Turns out the disposable nicotine delivery systems are, as suspected, worse than the real thing, according to a new study from researchers at UC Davis.