Knife Blades: the blade of a ceramic knife will keep sharp for for much longer than that of a metal knife, although it is more brittle and vulnerable to breakage. The piezoelectric influence is generally more powerful in materials that also exhibit pyroelectricity, and all pyroelectric materials also are piezoelectric. https://magnetic-beads-cell-isola04714.salesmanwiki.com/10156492/the_best_side_of_advanced_ceramics_products