Dangers of vapes and e cigs to oral health Insights Many people believe that vaping is less harmful than smoking, but that's a common misconception. In fact, in addition to nicotine, vapes can contain toxic chemicals that could be linked to cancer, The Health Risks Of E Cigarettes Versus Traditional Cigarettes Henry Ford Health Detroit, MI Disposable vapes contain 'more toxic metals than 19 cigarette packs' Cigarettes, Smokeless Tobacco, and Vapes: Key Facts for Quitting and Staying Healthy Maryland Physicians Care What's in an E Cigarette? American Lung Association