Ключевые слова: alert, area, attention, background, beware, black, cartoon, caution, chemical, cross, crossbones, danger, dangerous, dead, death, design, environment, food, gas, hazard, hazardous, icon, label, material, mortal, orange, pictogram, pirate, poison, red, risk, safety, seal, shape, sign, silhouette, skeleton, skull, sticker, stop, substance, symbol, toxic, toxin, triangle, warning, waste, yellow, zone,