Ключевые слова: adult, architect, architecture, asian, attractive, builder, building, business, civil, confident, construction, contractor, design, development, employee, engineer, engineering, equipment, foreman, hard, hardhat, helmet, house, industrial, industry, job, labour, lifestyle, male, man, men, occupation, operation, people, person, professional, professionals, road, safety, site, steel, supervisor, team, technician, technology, thai, work, worker, working, young,