About: http://webisa.webdatacommons.org/344064864

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	We prefer to use polymeric materials such as polystyrene, ABS (acrylamide-butadiene-styrene), and other materials having a specific gravity between blood cells and plasma.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com