Ключевые слова: art, black, bonfire, burn, button, car, caution, color, colorful, contour, danger, department, design, emergency, engine, fire, fireball, flame, flammable, forbidden, hazard, heat, hot, icon, illustration, isolated, label, ladder, light, line, linear, lineart, neon, no, outline, prohibited, prohibition, rescue, risk, safety, set, sign, silhouette, symbol, transportation, truck, vehicle, warm, warning,