Ключевые слова: abstract, background, cable, closeup, coil, color, communication, concept, conductor, cool, copper, cut, design, detail, electric, electrical, electrician, electricity, energy, equipment, expensive, factory, industrial, industry, isolated, light, line, material, metal, metallic, money, object, power, red, roll, sharp, shine, special, spiral, supply, technology, unusual, vertical, voltage, white, wire,