Ключевые слова: alert, arrow, attention, careful, caution, danger, dangerous, death, electric, electric board, electrical, electrical shield, electricity, electrocution, electroshock, energy, flash, hazard, high, high voltage, icon, illustration, industrial, industry, information, injury, isolated, label, lightning, net, notice, pictogram, power, power supply, risk, safety, security, shock, sign, symbol, triangle, volt, voltage,