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A comment on At high pressures, potassium adopts a mix of crystalline and liquid structure. Parent comment

Re:At high pressures, potassium adopts a mix of crystalline ... by derekp7 on Tuesday April 09, 2019 @11:18AM (#19615513)
I wonder if something like that would work in a ballistics armor application?
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Re:At high pressures, potassium adopts a mix of crystalline ... by ghaff on Tuesday April 09, 2019 @11:35AM (#19615693)
Not ballistic armor but D3O is one material used for impact protection that is flexible but becomes rigid when there's an impact. (I have a ski hat with ribs of this material.)
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