Ключевые слова: abundance, assorted, background, chaos, components, construction, corrosion, design, detail, dirty, diversity, equipment, fastening, group, hardware, heap, helical, helix, industry, iron, junk, mess, metal, metallic, mixture, object, old, part, pile, repair, rust, rusty, screw, sharp, spiral, steel, store, thread, threaded, tool, variety, work,