Ключевые слова: abstract, architecture, background, bar, bars, blue, building, bundle, business, city, concrete, construct, construction, contruction, corrosion, engineer, engineering, equipment, hand, home, house, industrial, industry, iron, material, materials, metal, old, parallel, pattern, pile, pole, power, raw, reinforce, reinforcing, rod, rods, rust, rusted, rusty, site, steel, sun, technology, texture, tools, white, work, worker,