The dangers of e cigarettes: Why UC Davis says they are more toxic than traditional cigarettes Impacts of vaping and marijuana use on airway health as determined by exhaled breath condensate (EBC) Respiratory Research Springer Nature Link Is Disposable Vape Safe? Discover the Real Risks UC Davis Tobacco Reporter WARNING FOR AND Illegal disposable e cigarettes (vapes) may be more dangerous than traditional cigarettes, according to new research from UC Davis. The study found hazardous levels of toxic heavy metals