Ключевые слова: abstract, backgrounds, bright, business, closeup, collection, concepts, creativity, design, efficiency, electric lamp, electricity, environment, environmental conservation, equipment, filament, fuel and power generation, glass, glowing, green color, ideas, illuminated, illustration, imagination, innovation, inspiration, intelligence, invention, light, light bulb, lighting equipment, material, modern, multi colored, natural phenomenon, new, no people, pattern, power line, power supply, recycling, science, shiny, solution, success, symbol, technology, vibrant color, yellow,