Ключевые слова: amps, black, blue, brown, building, cable, close, commercial, component, conductor, conduit, connect, connection, construction, copper, core, domestic, earth, electric, electrical, electrician, electricity, green, ground, hot, industry, installation, insulated, insulation, isolation, macro, material, metal, neutral, power, shielded, shock, site, supply, tools, trade, tradesman, tradesmen, twin, volts, white, wire, yellow,