Ключевые слова: architect, architecture, backgrounds, blue, building, closeup, clothing, construction, contractor, craftsperson, engineer, engineering, equipment, factory, hard, hardhat, hat, headwear, helmet, industry, material, men, mining, nature, object, occupation, old, plan, plank, protective, safety, single, site, sitting, sports, steel, table, technology, tool, top, wood, wooden, work, worker, working, workwear, wrench, yellow,