Ключевые слова: accident, air, alarm, attention, background, barricade, border, boundaries, burning, careful, caution, chemical, closed, color, concept, construction, container, crashes, danger, dangerous, depressurized, disaster, emergency, equipment, expired, extinguish, extinguisher, extinguishers, extinguishing, fighting, fire, firefighter, firefighting, fireman, flame, group, hose, industrial, object, old, portable, protect, protection, red, rendering, rescue, safeguard, safety, security, services, sign, symbol, urgency,