11 Apparatus for lighting, heating, cooling, air conditioning, humidifying, dehumidifying, ventilating, cooking, refrigerating, washing, drying, plumbing, water supply, and sanitary purposes; Light bulbs, lighting fixtures, and lamps; Furnaces, heaters, water heaters, humidifiers, dehumidifiers, air conditioners, electric fans, and fireplaces; Cooking ovens, stoves, ranges, and toasters; Refrigerators and freezers; Dishwashers; Laundry washers and dryers; Hot tubs, bathtubs, showers, and sinks, and fixtures for the foregoing