Ключевые слова: bright, bulb, burn, business, cfl, closeup, color, concept, conceptual, creative, design, discovery, education, efficient, electric, electric light, electrical, electricity, energy, equipment, filament, fire, glass, glowing, idea, illuminated, illumination, innovation, inspiration, invention, lamp, light, light bulb, object, power, reflection, saving, science, shiny, solution, speed, success, technology, thinking, time, warming, watt, wisdom,