Ключевые слова: african, american, apprentice, black, business, close up, cnc, construction, contractor, control, employee, employment, engineer, engineering, equipment, factory, foreman, handsome, helmet, industrial, industry, inspector, machine, machinery, maintenance, male, man, manufacturing, operating, people, portrait, power, professional, safety, service, soundproof, standing, supervisor, technician, technology, uniform, warehouse, work, worker, working, workman, workshop, yellow,