Ключевые слова: asphalt, bag, basket, bin, can, clean, cleanliness, concept, container, contamination, dirty, disposal, dump, dustbin, eco, ecology, empty, environmental, epidemic, garbage, gray, horizontal, humanity, industrial, junk, material, nature, neighbourhood, no people, object, outside, package, place, plastic, poison, pollution, public, recycle, recycling, rubbish, sidewalk, simplicity, tank, throw, tile, trash, trash can, urban, urn, waste,