Ключевые слова: accident, alertness, attention, beware, careful, case, caution, clean, cleaner, cold, danger, falling, floor, flooring, german, ice, icon, icy, information, language, maintenance, modern, new, notice, outdoors, pathway, pedestrian, plastic, precaution, prevent, prevention, public, risk, safety, sign, signpost, slip, slippery, snow, step, stumble, stumbling, symbol, walk, walkway, warning, way, wet, winter,