Knife Blades: the blade of a ceramic knife will stay sharp for much longer than that of a steel knife, although it is more brittle and susceptible to breakage. The piezoelectric outcome is generally more robust in materials that also show pyroelectricity, and all pyroelectric materials can also be piezoelectric. https://isolation-of-trace-dna19517.azuria-wiki.com/2014733/a_secret_weapon_for_silicon_carbide_ceramic_columns