Ключевые слова: adult, building, close up, closeup, confident, construction, employee, engineer, expert, eyes, face, factory, foreman, gas, happy, hard hat, hunger, industrial, industry, job, lab, maintenance, man, management, manufacturing, masculine, mature, occupation, oil, person, petrochemical, petrochemicals, plant, portrait, power plant, production, professional, protective gear, refinery, safety, serious, site, skilled, smiling, supervisor, technician, uniform, work, worker, working,