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    • Diagram of 80 elephants balancing on a sugar cube.
    Rights: The University of Waikato Te Whare Wānanga o Waikato Published 9 April 2010 Size: 140 KB Referencing Hub media

    Silicon nitride is a hard, tough ceramic with excellent wear resistance. It has a very high compressive strength, equivalent to the weight of 80 elephants bearing down on a sugar cube-sized lump.

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      Advanced ceramics – oxides and nitrides

      An oxide is a chemical compound made up of oxygen combined with at least one other element. Most of the Earth’s crust consists of oxides. Nitrides used in ceramics consist of nitrogen atoms ...

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