New study finds disposable vaping devices more toxic than traditional cigarettes How media coverage of vaping restrictions might influence public perceptions: insights from a new study BIT Metals found in disposable e cigarette vapor could pose health risks American Chemical Society Teens vaping more flavored marijuana and less nicotine, study finds 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