Ключевые слова: architecture, background, blur, blurred, builder, building, business, businessman, career, concept, construction, construction industry, construction site, construction worker, contractor, crane, defocused, development, engineer, engineering, factory, heavy, industrial, industry, job, labor, light, machine, man, management, manager, manufacturing, material, men at work, organization, outdoor, professional, project, safety, silhouette, site, skill, structure, sunset, teamwork, work, worker, workers, working, workplace,