For decades, MayDay parades in Moscow have taken place under clear blue skies, aircraft having deposited dry ice, silver iodide and cement powder to disperse clouds.

几十年来，莫斯科的五月节游行都是在晴朗的蓝天下举行的，他们飞机上撒下干冰、碘化银和水泥粉来驱散云层。

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The recycled product is used for carbonated drinks and dry ice.

循环后的碳被用于碳酸饮料以及制作干冰。

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This is what would happen if you throw dry-ice into a fire.

如果你把一块干冰扔进火里，那么一切都会展现在你面前。

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Sometimes,dry ice particles or liquid propane are used.

VOA: special.2010.01.05

It could identify soil types, verify the presence of water ice and dry ice at the poles, and even track traces of water underground.

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"Upon initial investigation, it appears it was a plastic bottle with dry ice in it that had exploded, " said Sgt.

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Not wishing to stick around to find out I bought all the dry ice he had and made my exit.

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