Ключевые слова: activity, assembly, bacon, belt, chemical, chemistry, cold, company, complex, conveyor, cuts, device, economy, energy, engine, factory, fuel, ham, hand, heat, heavy, indoors, industrial, industry, interior, line, machine, machinery, man, manufacture, meat, men, metal, operator, pig, pipe, plant, pork, producing, production, sausages, spices, steel, structure, technical, technique, union, work, worker, workman,