Ключевые слова: african, american, automated, black, business, car, construction, device, engineer, engineering, enterprise, equipment, factory, helmet, industrial, industry, interior, job, machine, machinery, machining, maintenance, male, man, manufacture, manufacturing, mechanic, mechanical, metal, people, person, plant, portrait, power, process, production, safety, site, smiling, steel, structure, tablet, technology, tool, vehicle, warehouse, welding, work, worker, workshop,