Ключевые слова: business, caucasian, computer, construction, control, development, employee, engineer, engineering, equipment, ethnicity, facility, factory, happy, hardhat, heavy, helmet, indoors, industrial, industry, inspection, job, laptop, machine, machinery, man, manager, manufacture, manufacturing, metal, modern, occupation, operator, orange, person, plant, portrait, production, professional, safety, smiling, specialist, technician, technology, uniform, warehouse, work, worker, young,