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 How disposable vapes have become a prominent part of young people's lives UEA Standardizing Disposable Vapes May Reduce Teen Use RT Up in smoke: Considerations for lithium ion batteries in disposable e cigarettes: Joule Vape Waste 2 New study finds disposable vaping devices more toxic than traditional cigarettes