Users Sue Juul for Addicting Them to Nicotine WIRED JUUL Pod Ingredients: What's in E Cigarettes? Pa. college students find carbon monoxide in vaping devices WHYY The Smoking Alternative, unlike any E Cigarette or Vape JUUL Advocacy groups question delay in federal ban on flavoured e cigarettes The Globe and Mail Abuse liability assessment of the JUUL system in four flavors relative to combustible cigarette, nicotine gum and a comparator electronic nicotine delivery system among adult smokers ScienceDirect