Ключевые слова: chrome, closed, connection, construction, control, copper, engineering, equipment, faucet, fitting, fittings, gate, handle, hydrant, improvement, industry, installing, liquid, mechanical, metal, nickel, open, parts, pipe, pipeline, plastic, plumbing, power, regulator, safety, screw, set, shiny, site, steel, stop, tap, technique, technology, thread, tool, tube, tubing, turning, valve, water, work, wrench,