The Danger of Chemicals Used in Vape Liquid The Science Blog Harmful chemicals emitted from electronic cigarettes and potential deleterious effects in the oral cavity Vaping is on the rise. While e cigarettes don't contain tobacco, they may still contain many of the same toxic and cancer causing chemicals found in regular cigarettes. This includes: Acrolein (weed Vaping, substances, and the impact on teens' mental health Rogers Behavioral Health Doctors sound alarm about child nicotine poisoning as vapes flood the U.S. market Washington State Standard