Ключевые слова: architecture, background, building, city, construction, design, detection, door, emergency, entrance, environment, equipment, escape, evacuation, exit, exterior, fire, floor, industrial, industry, iron, ladder, metal, metal plate, modern, outdoor, perspective, railing, rescue, roof, safety, side, stair, staircase, stairs, stairway, steel, step, structure, trade, urban, walkway, wall,