Ключевые слова: abstract, arrow, assistance, background, bright, building, case, ceiling, danger, direction, directional, door, doorway, emergency, escape, evacuation, exit, figure, fire, floor, frame, green, guidance, help, icon, illuminated, indoor, indoors, information, instruction, light, moving, office, person, protection, rescue, route, run, safe, safety, security, services, sign, signboard, symbol, urgency, wall, warning, way, white,