Ключевые слова: abstract, background, black, broadband, cable, close, closeup, communication, connect, connection, construction, danger, data, detail, digital, electric, electrical, electricity, energy, equipment, fiber, fibre, green, industrial, industry, information, internet, isolated, leverkusen, line, link, optic, pattern, plastic, power, reel, roll, room, round, server, site, spool, structure, technology, telecommunications, telephone, television, thick, track, tray,