Ключевые слова: background, braid, british, cable, computer, concept, connection, copper, cord, couple, current, danger, distribution, electric, electrical, electrician, electricity, energy, engineering, equipment, industrial, industry, insulation, internet, isolated, line, media, metal, multitude, outlet, parallel, plain, plastic, power, red, signal distribution, supply, technique, technology, telecommunications, texture, the control panel, the subscriber, twin, voice, white, wire, wiring,