Tobacco; Devices for heating tobacco for the purpose of inhalation; Devices for heating tobacco substitutes for the purpose of inhalation; Electronic cigarettes; Mechanical electronic cigarettes; Electronic cigarettes and oral vaporizers for smokers; Liquid nicotine solutions for use in electronic cigarettes; Cartridges sold filled with propylene glycol for electronic cigarettes; Cartridges sold filled with chemical flavorings in liquid form for electronic cigarettes; Flavorings, other than e...