The devices, popular among teens, emit lead, nickel and antimony at concentrations that may exceed cancer and neurological risk thresholds. Disposable vapes contain 'more toxic metals than 19 cigarette packs' Vaping has been marketed as a healthier alternative to smoking. But, do you actually know what is in your vape? Turns out vapes contain heavy metals, cancer causing agents, and so many more E cigarettes and Vaping Idaho Office of Drug Policy Do Breeze Vapes Have Formaldehyde Breeze Pro Disposable Vape Toxic chemicals in lolly flavoured vapes revealed in tests revealing arsenic, formaldehyde and lead Daily Mail Online Vaping exposes users to toxic metals like lead and uranium, study says