Ключевые слова: blue, bright, city, current, day, distribution, electric, electrical, electricity, energy, engineering, equipment, halogen, illuminate, illumination, industrial, industry, infrastructure, lamp, light, lighten, line, mercury, metal, metallic, object, outdoor, outside, pillar, pole, post, power, resource, road, sky, street, streetlight, structure, supply, technical, technology, transmission, utility, volt, voltage, volts, watt, way, wire,