Ключевые слова: background, caliber, cock, combined, connector, construction, different, engineering, equipment, faucet, female, fitting, green, group, indoors, inner, internal, jack, male, many, metal, nobody, outer, part, pipe, plastic, plug, plumbing, pvc, repair, sanitary, screw, service, several, shank, spare, steel, supply, tap, technology, tee, thermoplastic, thread, tool, tube, valve, water, white,