About: http://webisa.webdatacommons.org/61831390

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	The shield plate 48 is preferably formed from a ferrous metal, such as steel, or other material that provides a low reluctance path for magnetic fields 51-55, for example, induced by coil 42.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com