The electronic cigarette, e-cig or e-cigarette is a revolutionary alternative to traditional cigarettes. electronic cigarettes offer an authentic cigarette experience without the smoke, ash and odor produced by tobacco cigarettes. The key to the technology is the elimination of combustion. electronic cigarettes do not produce smoke because they don’t burn like traditional cigarettes. They only produce vapor. electronic cigarettes proprietary nicotine liquid is atomized into a vapor that feels, looks and satisfies like smoke, but is smoke free, tar free, carbon monoxide free and odor free.