Liquid solutions containing nicotine are available in differing nicotine concentrations to suit user preference. When using an electronic cigarette, you will inhale a nicotine mist. A Smokeless Cigarette is a device that attempts to mimic the act of smoking a normal cigarette. Almost 3 full days without nicotine. E-Liquid vs Cigarette One of the most common questions about an electric cig relates to which e-liquid nicotine strength is equivalent to a par. Kathy from NM : quote Love that I don't smell like nasty regular cigarettes.