Can You Trust Cheap Disposables? The Truth Behind 70p Vapes SMOKO E Cigarettes Vaping tied to increased lead, uranium exposure risk: Research Full article: AusVapeSafety: a prospective observational study of vape exposures and outcomes to an Australian Poisons Information Centre Vaping While Pregnant? Duke Study Reveals Dangers to Fetal Growth and Development in Mouse Model Duke Health 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.