Ключевые слова: background, big, black, blue, bright, bulb, close, conservation, digital, economical, efficiency, efficient, electric, electrical, electricity, energy, environment, equipment, fixture, fluorescent, front, glass, hand, holding, idea, innovate, innovation, kilowatt, large, light, line, modern, nature, no, object, one, power, shadow, shot, single, studio, technology, transparent, view, watt, white,