Ключевые слова: american, architect, background, beard, build, builder, business, career, civil engineering, close up, construction, construction worker, contractor, design, education, emotion, employee, engineer, face, foreman, happy, hard, hard work, hardhat, helmet, industrial worker, industry, inspector, isolated, job, job search, learner, management, mechanical engineering, people, portrait, professional, question, safety, smile, specialty, strong, student, surprise, thoughtful, vocational, work, worker, working, workman,