Ключевые слова: alert, caution, danger, electric current, electrical engineering, electrical grid, electrical hazard, electrical network, electrical power, electrical safety, electrical substation, electricity, energy, hazard, high voltage, high voltage equipment, high voltage power lines, industrial, industry, infrastructure, metal, potential difference, power, power distribution, power grid, power lines, power transmission, protection, risk, rusty, safety, sign, structure, transformer station, utility, voltage, warning, warning sign, weathered,