Ключевые слова: adult, business, caucasian, cheerful, chemical, clipboard, company, data, engineer, factory, fuel, fuel tank, happy, hardhat, helmet, industrial, industry, inspection, inspector, job, male, man, mature, mid age, middle aged, occupation, oil, outdoors, person, petrochemical, petroleum, pipe, plant, professional, recording, refinery, reflective vest, safety gear, senior, site, smile, steel, technical, technician, work, worker, working, writing, yellow,