About: http://webisa.webdatacommons.org/153146802

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	It is employed predominantly in the fabricating and casting industries for quality control, and will reveal defects such as porosity, inclusions and cracks.
http://www.w3.org/ns/prov#wasQuotedFrom	ndt.ltd.uk