Ключевые слова: background, blurred, bokeh, bulb, climate, concept, conservation, eco, ecology, efficiency, electrical, electricity, energy, environment, equipment, filament, flora, friendly, glass, globe, green, growth, harmony, illumination, incandescent, inside, lamp, light, lightbulb, longlasting, metal, modern, natural, nature, oxygen, peace, plant, protection, quality, recycle, seedling, source, technology, transparent, tungsten, watt, young,