What is an Electronic Cigarette
    An electronic cigarette or e-cigarette is a handheld electronic device that vaporizes a flavoured liquid. The user inhales the vapor. Using e-cigarettes is often called vaping. The liquid in the e-cigarette, called e-liquid, is usually made of nicotine, propylene glycol, glycerine, and flavouring's. some e-liquids do not contain nicotine.