Ключевые слова: abrasive, army, background, black, blade, bright, chef, closeup, cook, cooking, cut, dangerous, domestic, edge, equipment, fighting, grindstone, handle, iron, isolated, kitchen, knife, maintenance, metal, object, old, sharp, sharpen, sharpener, sharpening, single, stainless, steel, stone, surface, survival, tool, tools, weapon, whetstone, white,