Impacts of vaping and marijuana use on airway health as determined by exhaled breath condensate (EBC) Respiratory Research Springer Nature Link A new study from UC Davis found that disposable vapes have much higher concentrations of heavy metals like lead and nickel than traditional cigarettes. CBS Evening News Facebook UC Davis study reveals higher toxicity in disposable e cigarettes YouTube VibeSolano According to a new study from the University of California, Davis (UC Davis), it was revealed that popular single use e cigarettes emit Instagram