Ключевые слова: background, blue, bright, bulb, compact, concept, creative, dark, design, ecology, economic, economical, economy, efficiency, efficient, electric, electricity, energy, environment, equipment, fluorescent, generation, glass, glow, idea, illuminated, illumination, imagination, improvement, incandescent, innovation, inspiration, intelligence, invention, lamp, light, lightbulb, modern, object, power, reflection, science, shine, solution, symbol, technology, text, transparent, warming, watt,