Ключевые слова: bangkok, big, brown, cement, clean, clear, conduit, danger, dark, development, dirt, dirty, drainage, dump, ecology, environmental, flow, flowing, foam, green, ground, industrial, industry, mud, natural, old, outfall, outlet, pipe, pipeline, plumbing, pollute, polluter, polluting, pollution, public, resources, river, sewage, sewer, stream, summer, technology, thai, thailand, toxic, tube, waste, water, waterway,