Ключевые слова: architect, architecture, building, built structure, business, civil, concrete, construction, crane, development, engineer, engineering, flare, foreman, hard, hard hat, hardhat, hat, helmet, high rise, industrial, industry, job, labourer, manager, manual, men, occupation, people, profession, project, safety, scaffolding, site, sky, steel, structure, sun, technology, vest, work, worker,