Ключевые слова: accident, alertness, attention, background, beware, car, careful, caution, clean, cold, color, danger, dangerous, fall, floor, freeze, hazard, ice, icon, icy, image, indoors, information, isolated, notice, object, pathway, precaution, prevention, risk, road, safety, sign, single, slide, slip, slippery, snow, surface, symbol, traffic, warning, washing, watch, weather, wet, winter, yellow,