Ключевые слова: abrasive, background, black, blade, board, butcher, closeup, cook, cut, dull, equipment, food, grinder, grindstone, hand, handle, instrument, iron, japanese, kitchen, knife, man, metal, object, old, preparation, rough, sharp, sharpen, sharpener, sharpening, steel, stone, tool, vintage, water, whet, whetstone,