Vaping has become common, but it's important to know what you're inhaling. Many e cigarettes contain nicotine, heavy metals like nickel and lead, and chemicals that can harm your lungs and overall health. Health impacts of electronic cigarettes ANU National Centre for Epidemiology and Population Health a) Health risks associated to chemical compounds found exclusively in Download Scientific Diagram Know the Risks: E cigarettes and Young People Community Commons KNOW THE RISKS