Ключевые слова: arch, architecture, building, chains, city, color, concrete, danger, dangerous, decay, department, drop, emergency, extinguish, fire, fireman, grass, heavy, hose, hosepipe, hydrant, isolated, lawn, massachusetts, metal, nobody, object, outdoor, outside, pipe, plug, pressure, prevention, protection, public, pump, red, rescue, rural, safety, security, sidewalk, steel, urban, valve, water,