| 摘要 |
Provided is a container having a double structure consisting of an outer periphery and core portions so as to prevent foods from being spoilt by an anion and infrared ray radiated from charcoal and loess soil. The container is formed in a process of firing dough which is mixed with charcoal, loess soil, and clay. The container includes an outer periphery portion(12) eliminating the charcoal in the firing process and a core portion(14) containing the charcoal. The dough consists of the loess soil of 40 to 60 weight%, the charcoal 15 to 40 weight%, and the clay of 5 to 25 weight%. The container is formed in a pot shape.
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