Casserole is made of stone sand and earth sand with adhesive. It's quite breathable to use. Something suitable for stewing fishy. Pots are made of pure fences, and stews can retain the original flavor of food, such as stewed chicken. Ceramic pot's manufacturing technology is much more complicated, and the materials are also more complicated. It is a good fence with some corresponding chemical raw materials and a layer of uranium on the surface. Suitable for boiling milk soup and the like.