Ключевые слова: back, business, caucasian, coal, collar, construction, digger, employment, energy, engineer, equipment, excavation, foreman, handsome, happy, hard, heavy, helmet, industrial, industry, job, looking, male, man, manager, mine, miner, mineral, mining, occupation, ore, person, pit, portrait, power, production, profession, professional, quarry, safety, site, supervisor, technology, two, white, winter, work, worker, workplace, yellow,