Ключевые слова: act, building, business, cable, choreography, clean, cleaner, cleaning, cleanse, climacteric, climb, climbing, commitment, contemporary, contractor, craft, danger, dangerous, dirty, employment, equipment, facade, glass, glaze, group, hanging, high, job, maintenance, manual, men, modern, office, people, reflection, risk, rope, safety, service, skyscraper, team, teamwork, unusual, washer, washing, window, wipe, wiper, worker, workman,