Ключевые слова: background, bulb, color, colorful, colors, composition, concept, conservation, consumption, design, different, draw, eco, ecological, ecology, economy, efficiency, efficient, electric, electricity, energy, environment, environmental, felt, flat, fluorescent, lamp, lay, light, many, marble, markers, multicolored, nobody, object, pens, power, rainbow, save, sustainability, table, technology, tip, top, usage, utility, view, white,