Disposable E Cigarettes More Toxic Than Traditional Cigarettes UC Davis E cigarettes and Vaping Commercial Tobacco Use MN Dept. of Health Metals found in disposable e cigarette vapor could pose health risks American Chemical Society There Is No Justification for Disposable Vapes Period. How does the disposable vape ban work, and how harmful is vaping? 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