Ключевые слова: background, board, box, breaker, building, cable, circuit, connect, connection, construction, control, current, danger, device, distribution, electric, electrical, electrician, electricity, energy, equipment, fuse, high, home, house, industrial, industry, installation, key, line, lock, metal, object, panel, plug, power, safety, steel, structure, supply, switch, switchboard, system, technology, voltage, wall, wire, wiring, work,