Ключевые слова: adapter, alternating, appliance, background, black, cable, close up, closeup, component, connect, connection, connector, cord, current, device, disconnect, disconnected, electric, electrical, electricity, electronic, energy, equipment, floor, ground, hazard, industrial, industry, isolated, line, metal, network, nobody, object, off, old, pin, plastic, plug, prong, single, supply, technology, unplug, unplugged, usa, wire, wired,