Ключевые слова: appliance, basement, boiler, brass, building, construction, copper, energy, gas, heat, home, horizontal, hot, house, improvement, industrial, industry, maintenance, metal, pipe, pipelines, plant, plastic, plumber, power, pressure, red, renovation, repair, repairman, service, site, steel, technical, technology, tube, utility, valve, vertical, water, work, worker, wrench,