Ключевые слова: background, broken, building, closeup, concept, connection, construction, dirty, drain, drainage, environment, equipment, faucet, grey, home, house, improvement, industrial, industry, line, metal, old, outside, pipe, pipeline, pipework, piping, plastic, plumber, plumbing, refitting, repair, sanitation, scrap, sedimentation, service, sewerage, smell, system, tap, technology, tube, underground, valve, wall, waste, water, white, work,