Ключевые слова: 220, blue, business, cables, charging, clear, column, communications, computer, connection, current, danger, dangerous, deliver, electric, electrical, electricity, energy, engineering, environment, framework, global, gradient, high, industries, internet, line, nature, phone, pillar, pole, post, power, shock, skies, speed, station, steel, supply, tall, technology, telephone, tower, urban, voltage, volts, watts, wires,