How CT Scans Identify Vaping Related Lung Damage Midstate Radiology Associates Vaping delivers heated chemicals directly into the lungs. Unlike air, vape aerosols contain fine particles, nicotine, heavy metals, and flavoring compounds that were never designed to be inhaled. Once inside the chest, Vaping: Learn the Facts Canadian Lung Association Experts reveal how long lungs take to heal after vaping and explain when damage becomes permanent, guiding people toward better health decisions. Photos Show Vaping Lung Damage Like Blisters and Lung Collapse Business Insider