因为各种状态的钾明矾都能溶于水，当把它弄湿或接触湿皮肤时，会有一层肉眼看不见的细腻矿物层从钾明矾表面脱落，吸附到皮肤表面。
Since all forms of potassium alum are soluble in water, when the stone is wet or applied to wet skin, an invisible, fine layer of the mineral is rubbed off the stone and applied to the skins surface.
不要弄湿电池，更不能将电池投入水中，否则会造成电池内部保护电路功能丧失和发生不正常的化学反应，电池有可能发热、冒烟、变形或燃烧。
Do not dampen batteries, nor dispose of it in water or it will cause the loss of internal protection and abnormal chemical reaction, and the batteries may overheat, smoke, deform or burn.
你可以在干燥或潮湿的状态下使用钻石磨刀器，但我们建议弄湿后再用。
You can use a diamond stone wet or dry, but we recommend wet.
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