Cartridges sold filled with chemical flavorings in liquid form for electronic cigarettes; Cartridges sold filled with vegetable glycerin for electronic cigarettes; Chemical flavorings in liquid form used to refill electronic cigarette cartridges; Electronic cigarette liquid (e-liquid) comprised of flavorings in liquid form, other than essential oils, used to refill electronic cigarette cartridges; Electronic cigarette liquid (e-liquid) comprised of propylene glycol; Electronic cigarette liquid (e-liquid) comprised of vegetable glycerin; Electronic cigarettes; Electronic cigarettes and oral vaporizers for smokers; Electronic cigarettes as substitutes for traditional cigarettes; Liquid nicotine solutions for use in electronic cigarettes