Ключевые слова: activity, angular, arc, beveling, construction, craftsman, cut, cutting, employment, equipment, flame, gravel, grind, grinder, grunge, hard, hot, industry, install, iron, job, labor, manual, mechanical, men, metal, metalwork, new, occupation, outdoor, protection, rail, railroad, railway, repair, road, safety, shine, site, sparks, station, steel, steelwork, track, train, transportation, welding, whetting, worker, working,