About: http://webisa.webdatacommons.org/217020737

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	For example, they are easy to clog, difficult to control (particularly with regard to the number of retained cells), and potentially harmful to particles such as cells due to the pressure drop across the filter.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com