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 Vapes are not water. Their main ingredient is propylene glycol, vegetable glycerine or glyercol, but they can also contain the same harmful chemicals found in cleaning products, nail polish remover, weed killer 2FIRSTS HQD announces the release of its first open system shisha vape, which can deliver up to 20,000 puffs per single refill Photo by Ian Ramsey CE Academy (@ianramseyceacademy) March 27, 2026 Study: Potent sweetener neotame found by researchers in popular vapes