Ключевые слова: 3d, alarm, art, background, blue, city, color, colorful, danger, department, design, drop, emergency, equipment, extinguish, faucet, fire, firefighter, fireman, flame, hose, hydrant, icon, illustration, isolated, metal, minimal, minimalism, number, object, pipe, plug, pressure, prevention, protection, render, rendering, rescue, safe, safety, security, single, steel, street, symbol, tool, urban, valve, water,