Devitrified foam glass was prepared taking cullet as major raw material using V2O5 as nuclear agent and adding other auxiliary materials.

以碎玻璃为主要原料，用V2O5作成核剂，再加入其它辅助原料制备了微晶泡沫玻璃。

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This scuppered a deal to freeze and dismantle the North's own plutonium-rich reactors, which outsiders feared could provide the raw material for nuclear bombs.

ECONOMIST: Another Korean crisis?

Much of the nuclear industry's raw material, uranium, by contrast, is conveniently located in friendly places such as Australia and Canada.

ECONOMIST: Energy