Vaping refers to the use of an electronic cigarette, or other vaping device, to breathe in an aerosol, often containing nicotine, flavouring and other chemicals. Unlike cigarette smoking, vaping doesn't burn tobacco. Vaping 101: How Do E Cigarettes Work? E Cigarette, Vaping, Terminology and Facts Lower Extremity Review Magazine China and India turn against vaping. But Europe sees it as safer than cigarettes Los Angeles Times