FDA Authorizes Tobacco Flavored Vuse E Cigarette, Rejects Its Fruity Versions WSJ Which Vuse will you choose? Comparing Vuse devices Evapo Vaping Harmless. Vape aerosol contains toxic chemicals like formaldehyde, arsenic, lead, chromium, and nickel. They damage lungs. They harm developing brains. They raise cancer risks. We The more you know, the safer the choices you can make. E cigarettes and vape pens are not harmless. Many contain nicotine and other chemicals that can impact brain development, lung health, Be A Vape Free Teen Cecil County Health Department British American Tobacco New clinical data on Vuse illustrates beneficial public health impact of Tobacco Harm Reduction