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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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