Electronic cigarettes and oral vaporizers for smokers; electronic smoking devices, namely, oral vaporizers and electronic cigarettes, and oral vaporizers and electronic cigarettes having more than one chamber filled with nicotine and/or chemical flavorings in liquid form; prefilled cartridges for oral vaporizers and electronic cigarettes, namely, cartridges sold prefilled with nicotine in liquid form for oral vaporizers and electronic cigarettes, and cartridges sold prefilled with chemical flavorings in liquid form for oral vaporizers and electronic cigarettes; refill liquids for oral vaporizers and electronic cigarettes, namely, nicotine in liquid form used to refill oral vaporizers and electronic cigarettes, and chemical flavorings in liquid form used to refill oral vaporizers and electronic cigarettes