Ключевые слова: brass, chrome, connection, connector, construction, control, copper, engineering, equipment, faucet, fitting, gas, heat, heating, home, house, improvement, industrial, industry, installing, liquid, mechanical, metal, nickel, open, part, pipe, pipeline, piping, plumber, plumbing, power, pressure, regulator, repair, safety, sanitary, screw, service, set, steel, tap, technology, thread, tool, tube, tubing, valve, water, work,