How does the disposable vape ban work, and how harmful is vaping? The dark side of disposable e cigarettes Tobacco and Public Health Disposable Vapes and Heavy Metal Headaches Grow Strong KC Vaping harmless. Chemicals like formaldehyde, arsenic, lead, chromium, and nickel are found in vape aerosol. They damage lungs. They harm developing brains. They raise cancer risks. Protect A toxic, plastic problem: E cigarette waste and the environment Disposable Vapes Ban Highlights Urgent Need for Safe Recycling