Ключевые слова: city, connection, danger, department, emergency, extinguish, extinguisher, extinguishing, faucet, fire, fire hydrant, fire plug, fireman, fitting, heavy, hydrant, industrial, metal, nobody, object, old, outdoor, pipe, plug, plumbing, pressure, prevention, protect, protection, public, pump, red, rescue, safe, safety, security, source, sprayer, street, supply, tap, urban, valve, water,