About: http://webisa.webdatacommons.org/229959457

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 filter 21 can also be sealed to fit within holding frames, filter shelves or other mechanisms to give it strength and shape to satisfy a particular filtration requirement.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es