Ключевые слова: abstract, aluminum, background, chip, chips, closeup, copper, curly, cutting, drilling, engineering, environment, factory, garbage, heap, heavy, industrial, industry, iron, lathe, machinery, manufacture, manufacturing, material, metal, metal shavings, metallurgy, metalwork, milling, pile, processing, production, recycle, recycling, scrap, sharp, shavings, shiny, silver, spiral, steel, swarf, technical, technology, texture, waste, work,