Vape Juice Ingredients: All You Need to Know 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 Community Request Diacetyl Center for Research on Ingredient Safety This is what you're actually inhaling when you vape. (Hint: It's not water vapor.) Let's talk about vaping! Swipe to learn more about what vaping is, why people choose to vape, its risks, and some harm reduction tips This post was designed and developed by Vape Juice Ingredients: What's Inside Your E Liquid? VITAE Glass