Ключевые слова: ancient, arrat, arrow, brass, bright, close, connection, copper, cutout, device, down, drop, emergency, equipment, factory, fire, firefighter, fireman, gate, gear, hosepipe, hydrant, industrial, industry, junction, line, metal, nobody, object, pipe, pipeline, piping, plug, prevention, protection, pump, red, retro, safety, sewer, tube, valve, water, white,