Ключевые слова: blueprint, business, caucasian, construction, control, engineer, engineering, equipment, excellent, factory, flashlight, green, hand, hardhat, heavy, helmet, industrial, industry, job, machine, maintenance, manufacture, manufacturing, material, metal, occupation, online, paper, people, person, plan, portrait, production, professional, project, protective, safety, sheet, site, smiling, tablet, technician, uniform, warehouse, white, woman, work, worker, yellow, young,