Practice of Shielding: A body of knowledge associated with the second degree (2nd dot) of an Arcanum, describing how a mage can mystically protect targets.

防御之法： 与第2级（2点）奥秘相关的知识内容，描述法师如何以魔法保护目标。

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The practices verify that concrete has function of shielding strong ray. Thus the construction difficult issue how to efficiently solve cobalt 60 with strong radioactivity in construction is overcome.

实践证明，混凝土起到了很好的屏蔽强射线作用，有效解决了放射性钴60这一施工难题。

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This article has also discussed how to select the binders, pigments and fillers and curing agents, and the adjustment of infrared ray shielding property.

讨论了涂料用的树脂基料、颜填料、固化剂的选择，以及涂料防红外线性能的调整。

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Further, study of the captured space rock could teach researchers how to efficiently extract water from asteroids a resource that could be an off-Earth source of radiation shielding and rocket fuel for journeying spacecraft.

MSN: NASA might lasso an asteroid and drag it to orbit near moon