Electronic cigarettes; Tobacco substitutes not for medical purposes; Electronic cigarette refill cartridges sold empty; Devices for heating tobacco for the purpose of inhalation; Boxes for electronic cigarettes and electronic cigarette accessories; Electronic cigarette atomizers sold empty; Cartomizers, namely, combination electronic cigarette refill cartridges sold empty and atomizers, sold as a component of electronic cigarettes; Cartridges sold filled with chemical flavorings in liquid form for electronic cigarettes; Cartridges sold filled with vegetable glycerin for electronic cigarettes; 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