Ключевые слова: blue, cable, check, climbing, connection, construction, crane, danger, dangerous, distribution, electric, electrical, electrician, electricity, energy, engineering, equipment, helmet, high, industrial, industry, install, installation, labor, line, lineman, lines, maintenance, man, people, person, pole, post, power, professional, protection, repair, safety, service, sky, stand, steel, system, technician, technology, volt, voltage, wire, wiring, work, worker,