Ключевые слова: ancient, connection, construction, consumption, control, corrode, corrosion, coupling, crane, drain, faucet, fitting, fuel, handle, household, industrial, installing, iron, leaking, metal, old, open, pipe, pipeline, plumber, plumbing, pressure, pump, regulate, regulator, repair, rust, rusted, rusty, safety, sanitary, service, shut, steam, stop, stopcock, tap, transit, transmission, tube, valve, waste, water,