About: http://webisa.webdatacommons.org/429781389

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	According to a first case, this porous layer may be essentially metallic, in particular made of a material chosen from at least one of the following metals: Ni, Cr, Nb, Sn, Ti, an alloy of the NiCr type or steel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es