Ключевые слова: aluminium, aluminum, arrow, awareness, beer, beverage, blue, can, cans, concept, conceptual, discard, disposal, dispose, drink, ecological, ecology, empty, environment, environmental, field, garbage, grass, idea, manufacture, meadow, metal, outdoors, protect, protection, recycle, recycling, reduce, reuse, sky, symbol, tin, trash, two, utilize, waste,