About: http://webisa.webdatacommons.org/169909278

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	Ferromagnetic metal powders used in the present invention preferably have less voids, such as 20% by volume or less, more preferably 5% by volume or less.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com