Ключевые слова: alarm, aqueduct, big, building, catching, central, close, control, crisis, energy, equipment, fire, firefighters, firemen, gate, giant, huge, industrial, interception, liquid, locking, off, on, open, openness, pipe, pipeline, plumbing, safety, security, shut, shutoff, station, tank, tap, tool, turn, valva, valve, water, waterworks,