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. A ban on disposable vapes could have unexpected effects on how some young adults use nicotine. The new study, published in PLOS Global Public Health, explored how regular disposable vape users aged Vaping: Safer than cigarettes or a new health crisis? Study shows vapes emit more lead than 20 packs of cigarettes yes, *20.* New research has uncovered a disturbing truth about popular disposable vapes: they may be more toxic than