Ключевые слова: accident, advice, alert, arrow, attention, background, be, beware, careful, caution, closeup, crush, danger, dangerous, direction, exclamation, gas, hazard, highway, icon, industry, information, isolated, metal, metallic, notice, other, outdoors, power, prohibition, protection, radiation, restriction, risk, roadside, roadway, safety, shock, sign, signboard, slow, speed, steel, stop, symbol, triangle, warn, warning, way, yellow,