Ключевые слова: bahia, beautiful, bed, brackish water, brazilian, clear, contaminated laugh, contaminated water, dirt, drain, drinking water, duct, environment, forest, fragrance, fresh water, green, gutter, heal tainted tubing odor savor wastewater treatmen, hiking, irrigation, landscape, laugh, mouth, municipal wastewater, natural, nature, northeast brazil, open sewage, pattern, pipe, plant, polluted, pollution, river, rocky, rot, rotten water, sewage, sewage pipe, sewer, sewer pipe, sewerage, sewers, shore, stinky, stone, stones, stool river, storm, stream, summer, sunny, tourism, tube, turquoise, ulcerated, unsafe water, untethered, valle, valley, waste, wastewater, water, water leak, water treatment, waterfall,