Ключевые слова: alarm, alert, area, arrow, attention, background, beware, black, careful, caution, danger, dangerous, death, electric, electrical, electricity, energy, flash, forbidden, hazard, high, icon, illustration, industrial, industry, information, isolated, label, lightning, metal, notice, power, protect, protection, red, risk, safety, security, shock, sign, symbol, thunder, triangle, volt, voltage, warning, white, yellow, zone,