Ключевые слова: blue, builder, building, civil, collar, concept, construction, contractor, development, diverse, employee, employment, engineer, experience, hard, hat, helmet, human, illustration, industrial, industry, job, labour, looking, male, man, men, modern, occupation, outdoor, people, person, plan, planning, portrait, profession, professional, project, protection, safety, silhouette, site, sky, structure, success, sunset, uniform, work, worker, working,