Ключевые слова: 30s, 40s, adults, assistance, caucasian, cutter, engineering, equipment, european, fixing, happy, helper, indoors, industry, inside, labor, lathe, machinery, maintenance, male, manual, mechanics, men, metalworker, occupation, operate, overalls, people, pipefitting, portrait, positive, press, professional, repairing, russian, service, shop, skilled, smile, toiling, tooling, two, uniform, workers, working,