Ключевые слова: adult, blacksmith, caucasian ethnicity, closeup, construction industry, construction worker, craft, craftsperson, cutting, engineer, engineering, equipment, expertise, factory, human hand, indoors, industrial equipment, industry, iron, machinery, manufacturing, manufacturing equipment, melting, men, metal, metal industry, metal worker, metalwork, occupation, physical structure, protective glove, protective workwear, repairing, skill, smoke, standing, steel, technology, welder, welding, welding torch, work tool, working, workshop,