Ключевые слова: blue, cable, column, danger, ecology, electric, electric substation, electrical, electrical substation, electricity, energy, environment, equipment, factory, fence, grass, hazard, herb, industry, jeopardy, line, main, menace, mill, peril, pillar, plant, pole, pollution, post, power, power substation, risk, safety, security, sky, station, structure, summer, sunny, supply, technology, threat, transformer, transmission, voltage, wire, works,