About: http://webisa.webdatacommons.org/407272155

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	Therefore, what is needed in the industry is a method for detecting residual ceramic core in turbine blades and other hollow metal articles that does not require neutron irradiation or Gd for tagging the residual core.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com