About SHIBATA ETSURO
About 東北大 多元物質科研
About 材料の科学と工学
About nonferrous metal
About recycling
About raw material
About nonferrous smelting
About Copper
About Lead
About Zinc
About waste treatment
About resource recovery
About zinc smelting
About lead smelting
About copper smelting
About Solid Waste
About metal recovery
About Electronic Waste
About utilization
About reuse
About 二次原料
About waste electrical and electronic equipment
About Smelting
About Recycling of resources
About 非鉄金属
About リサイクル