Ключевые слова: activity, backgrounds, bolt, buildings, complexity, construction, craft, dowel, equipment, fastening, furniture, group, handy, home, horizontal, improvement, indoors, industry, installing, large, line, material, medium, metal, metallic, nail, objects, objectsequipment, part, production, screw, shiny, silver, table, tool, variation, wood, wooden, work, workbench, wrench,