Ключевые слова: blue, builder, building, business, clean, cleaner, cleaning, climb, climber, climbing, construction, danger, dangerous, distribution, equipment, exterior, glass, high, industrial, industry, installation, installing, job, maintain, maintenance, management, mirror, mountaineering, occupation, office, outside, professional job, reflection, repair, risk, rope, rope knot, safety, service, skilled, skyscraper, structure, tower, washer, washing, window, wipe, wiper, worker, working,