Ключевые слова: bulb, carry, catch, concept, efficiency, electric, electric bulb, electricity, energy, environment, european, expensive, finger, glass, hand, hold, human, ideas, industry, invention, isolated, lamp, light, light bulb, lightbulb, nice, pick, power, save, silhouette, smart, solutions, solve, spiral, studio, take, technology, think, watt, white,