Breast Cancer & E Cigarettes: Is Vaping a Safer Alternative to Smoking? Maurer Foundation Vaping and Throat Cancer: What You Need to Know Vapes don't produce harmless water vapor. They can contain addictive nicotine, cancer causing chemicals like acetaldehyde and formaldehyde, as well as heavy metals that don't belong in your body. Live Vape Free is Vaping cannabis found to expose lung cells to toxic and cancer linked substances Vaping & Cancer EDGE Vaping