The evolution of electronic cigarettes. (A) Illustration of first, Download Scientific Diagram Vaping is the act of inhaling a heated, aerosolized substance. It is critical to distinguish vaping from smoking. Smoking is the inhalation of a burned substance. The main difference between the two Experts hazy on smokeless smokes' risks The Seattle Times How Do Vapes Work? What's In a Vape and How It All Works How E Cigarettes Work Construction of electronic cigarettes Wikipedia