Caption: You might see flavor. Your body sees chemicals. Vapes can contain: Nicotine (highly addictive) Heavy metals (like lead) Harmful chemicals that can affect your lungs Just because it Does cannabis create thirdhand smoke? Thirdhand Smoke Resource Center High concentrations of flavor chemicals are present in electronic cigarette refill fluids Scientific Reports Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA Vaping, Environmental Toxicants Exposure, and Lung Cancer Risk