About YAMASHITA S
About Chiba Inst. Technol., Chiba, JPN
About HATA K
About Chiba Inst. Technol., Chiba, JPN
About GOTO S
About Chiba Inst. Technol., Chiba, JPN
About ZINC & LEAD 1995
About leachate
About Smelting
About SO2
About 酸素
About 鉄イオン
About 酸化