| 摘要 |
PURPOSE: A manufacturing method of a pottery is provided to secure the negative ion/infrared rays discharging property, the antibiotic property, the deodorization effect, and the humidity control effect. CONSTITUTION: A manufacturing method of a pottery comprises the following steps: molding clay(S2); spreading a volcanic rock solution to the molded clay(S3); drying the clay in the shade(S4); and biscuit firing the dried clay in 800~1,140 deg C(S5). The volcanic rock solution contains 20~50wt% of volcanic rock, and 50~80wt% of water.
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