Ключевые слова: agent, background, chemical, connection, container, copy space, danger, emergency, equipment, extinguish, extinguisher, fighting, fire, fire extinguisher, fire hydrant, firefighter, firefighting, flame, flame extinguisher, gauge, hazard, hose, hydrant, industrial, object, office, old, part of, person, pin, pressure, pressure vessel, prevention, professional, protection, red, risk, safeguard, safety, security, service, smoke, symbol, system, tank, tool, warning, white, white background, worker,