Ключевые слова: blue, building, business, city, clean, cleaner, cleaning, climb, climbing, danger, dangerous, exterior, facility, glass, group, high, illustrative editorial, installation, job, laboratory, maintenance, management, men, mirror, occupation, office, outside, people, property, reflection, repair, rise, risk, service, skyscraper, structure, tower, washer, window, windows, worker, working,