What is vaping? Vaping is the use of an electronic device that heats a liquid turning it into an aerosol (vapour) which the person inhales. Vape devices are also known as Inhale this: What does vaping do to your lungs? How to Inhale with Your Vape RELX Build strong, breathe easy. Ditch the vape! Lung Foundation Australia 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,