Ключевые слова: aged, attach, bolt, brown, carpentry, construction, corrosion, day, detail, embed, engineering, equipment, fastener, fix, head, hex, hexagon, industrial, industry, iron, lumber, metal, metallic, nut, old, one, outdoor, outdoors, outside, oxidation, post, repair, rust, rusty, screw, steel, technology, thread, threaded, tool, washer, wood, wooden,