Ключевые слова: accuracy, arab, art, assembly, blue, boiler, carpenter, carpentry, construction, craft, crafts, craftsman, design, detail, draft, drawing, engineer, expertise, hand, hands, human, improvement, industrial, industry, installation, instrument, job, lines, machine, manufacturing, measure, measurement, measuring, metal, occupation, pencil, plan, precise, precision, professional, ruler, skill, steel, surface, teamwork, tools, tracing, wooden,