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. Is vaping a safe alternative to smoking? A1AD Support Ohio State Experts: Vaping Is Three Prong Health Threat Vaping vs Smoking How Vaporizers, E Cigs, and Cigarettes are Different Ecigator