A toxic, plastic problem: E cigarette waste and the environment Get The Facts Global Action to End Smoking While vaping is not risk free, it is less harmful than tobacco Our World in Data Vaping releases toxic chemicals, including heavy metals, as well as ultrafine particles that go deep into the lungs. These increase the risk of heart and lung disorders. Health impacts of electronic cigarettes ANU National Centre for Epidemiology and Population Health Vaping and E Cigarettes ADAPP