Ключевые слова: alternative, background, bulb, choice, conservation, consumption, diode, eco, ecology, economic, economical, economy, efficiency, electric, electricity, gray, grey, illumination, industry, innovation, inspiration, invention, lamp, led, light, light bulb, lightbulb, marketing, minimalism, modern, pollution, power, progress, recycling, rich, save, saving, science, spending, stock, strategy, technology, watt,