Disposable vapes are more toxic than cigarettes, contain lead: Study Disposable E Cigarettes More Toxic Than Traditional Cigarettes UC Davis F.D.A. Opens Door to More Flavored E Cigarettes The New York Times Stronger vapes rising in popularity study The Standard Bigger, stronger, and cheaper: Disposable e cigarettes have more nicotine and are more accessible than ever Trends in long term vaping among adults in England, 2013 23: population based study The BMJ