About E Cigarettes (Vapes) Smoking and Tobacco Use CDC What's Actually in Your Vape: A Complete Chemical Breakdown 281: Vaping Information Sheet Disposable vapes more toxic and carcinogenic than cigarettes, study shows With more vapes getting thrown away every year, it's become a growing environmental problem. Vapes contain heavy metals, nicotine, and other chemicals, which leach toxic pollutants into the soil and waterways when