Ключевые слова: automatic, background, box, breaker, cable, circuit, close, connect, control, current, dark, distribution, electric, electrical, electrician, electricity, electronic, energy, equipment, flashlight, fuse, hand, high, industrial, installation, light, man, panel, power, repair, safety, screw, screwdriver, screwing, service, station, supply, switch, switchboard, system, transformer, turning, up, volt, voltage, watt, white, wire, wiring, work,