Caratteristica tecnica: ceramica?

https://w3id.org/italia/lombardia/data/technical-characteristic/48dd2dbf1822ba0a2d70d7681cd9fa31 <https://w3id.org/arco/ontology/denotative-description/TechinicalCharacteristic>

Caratteristica tecnica: ceramica? 
ceramica? 

data from the linked data cloud