About: http://webisa.webdatacommons.org/407116643

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	This invention is insensitive to contamination by particles, including ferromagnetic particles, as well as oil, water and other fluids.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com