Ключевые слова: closeup, connect, connection, crane, danger, emergency, equipment, extinguish, faucet, fighting, fire, fireplug, flange, hydrant, industrial, industry, isolating, line, metal, outdoor, pipe, pipeline, pipes, piping, pressure, prevention, protection, pump, red, rescue, safety, security, sprinkler, standpipe, steel, system, tap, technology, tube, valve, water,