| 摘要 |
PROBLEM TO BE SOLVED: To provide a tile capable of easily obtaining an excellent medical effectiveness by an radiant ray radiated from hot spring deposit ceramics. SOLUTION: The tile 10 is formed by mixing the hot spring deposit ceramics consisting of the hot spring deposit containing radium. The sulphur mud is formed by eliminating sulfur component from the deposit of Tamagawa hot spring. COPYRIGHT: (C)2006,JPO&NCIPI
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