What's Actually in Your Vape: A Complete Chemical Breakdown Chemicals in vapes could be highly toxic when heated, research finds Vaping The Guardian Vaping is often marketed as a safer alternative to smoking, but many vape products contain nicotine, harmful chemicals, and heavy metals that can harm developing brains and lungs. E Cigarettes and Vaping OHSU Construction of electronic cigarettes Wikipedia Is Vaping as Bad for Your Health as Smoking? Connect Community BCBSIL