Ключевые слова: architecture, background, black, building, business, city, cladding, climbing, commercial, concrete, construction, cradle, development, elevator, engineering, equipment, exterior, facade, glass, heat, high, industrial, industry, installation, insulation, lift, maintenance, mineral, platform, professional, rise, rope, safety, scaffold, site, sling, steel, structure, suspended, thermal, top, urban, ventilated, wall, window, wire, wool, work, worker, yellow,