Ключевые слова: accumulator, aqua, art, banner, battery, bin, bulb, can, car, charge, clean, color, colorful, contour, danger, eco, ecology, electricity, energy, environment, fahrenheit, globe, green, hazard, hot, icon, isolated, lamp, leaf, led, light, line, linear, outline, planet, plastic, pop, popart, power, recharge, recycle, recycling, set, symbol, temperature, toxic, trash, water, world,