Ключевые слова: background, bulb, bulbs, bunch, close up, compact, conservation, consumption, ecology, economic, economy, efficiency, efficient, electric, electricity, electronics, energy, environmental, equipment, factory, fluorescent, fragile, glass, group, heap, idea, illumination, industry, innovation, lamp, lamps, light, lightbulb, many, modern, new, object, pile, power, save, shiny, stack, stacks, technology, tube, utility, wattage, white, workshop,