Ключевые слова: background, blade, blunt, butcher, closeup, cook, cut, cutting, domestic, dull, equipment, grinding, grindstone, hand, handle, horizontal, human hand, instrument, kitchen, kitchen knife, knife, male, man, metal, object, old, person, preparation, rough, sharp, sharpen, sharpener, sharpening, sharpening stone, stainless, steel, stone, tool, utensil, water, whetstone, work, work tool, working,