Ключевые слова: appliance, background, black, blue, cable, car, cargo, close, closeup, cord, detail, electric, electrical, electricity, energy, equipment, freight, gas, green, high, industrial, industry, iron, line, metal, mobile, modern, move, network, overhead, phone, power, rail, railroad, railway, service, sky, station, steel, supply, technology, texture, track, trade, train, transport, transportation, voltage, way, wire,