Ключевые слова: architecture, architectures, blue, building, buildings, business, cement, commercial, concrete, construction, development, engineering, equipment, flats, hardhat, industrial, industry, job, lattice, men, metal, modern, move, occupation, offices, placement, poland, power, progress, project, reinforcement, scaffolding, site, skies, skilled, sky, steel, structure, structures, support, team work, the city, tool, twill, unit tower, urban, warsaw, work, workmen,