Ключевые слова: accident, alarm, alert, area, background, clothing, construction, danger, dangerous, do, ear, electric, electrical, engineering, equipment, gloves, goggles, hat, hazard, head, helmet, high, icon, industrial, injury, label, mandatory, not, personal, pictogram, ppe, precaution, protect, protection, protective, radiation, required, restriction, risk, safe, safety, secure, security, set, shock, sign, sticker, symbol, wear, zone,