Deconstructing contemporary disposable vapes: A material and elemental analysis ScienceDirect 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 Standardizing Disposable Vapes May Reduce Teen Use RT Vape Waste 2 Metals found in disposable e cigarette vapor could pose health risks American Chemical Society Up in smoke: Considerations for lithium ion batteries in disposable e cigarettes: Joule