Ключевые слова: abstract, background, business, cable, cabling, closeup, coil, connect, connection, construction, danger, dangerous, data, detail, dig, earth, electric, electrical, electricity, electronic, energy, equipment, excavation, facility, fiber, green, ground, industrial, industry, installation, internet, line, metal, network, orange, parallel, pattern, person, pipe, plastic, power, protect, protection, pvc, red, repair, resort, roll, rubber, season, site, soil, spool, steel, stream, structure, summer, supply, technical, technology, tool, trench, tube, tubing, tv, underground, up, vertical, volt, voltage, wire, wired, work, working, workplace,