Ключевые слова: bins, blue color, bottle, can, cleaning, cleanning, collection, conservation, container, different, dirty, disposal, dumpster, dustbin, ecological, ecology, empty, environment, environmental, garbage, garden, household, junk, litter, management, materials, nature, paper, park, plastic, pollution, protect, public, recycle, recycling, reduce, refuse, reuse, rubbish, separate, sign, sorting, symbol, throw, throwing, trash, trashcan, urban, waste, yellow color,