Ключевые слова: accuracy, adult, adults only, caucasian, concentration, craft, craftsperson, cutting, engineer, equipment, evils, expertise, factory, horizontal, indoors, industrial, job, looking, machine, machine part, manufacturing, manufacturing equipment, mechanic, men, metal, occupation, one man only, one person, only men, operating, person, plant, portrait, production, professional, quality, repairing, senior adult, skill, steel, technology, tool, work, work tool, worker, working, workshop,