Ключевые слова: abstract, advice, architecture, area, attitude, background, black, blocked, building, caution, concept, conceptual, concrete, construction, copy space, danger, design, emergency, escape, evacuation, exit, factory, fear, fire exit, freedom, give up, indoor, industry, instruction, interior, keep clear, obstacle, orange, perspective, problem, prohibit, rescue, restricted, retreat, route, safe, safety, sign, solution, text, travel, wall, warning, yellow,