About: http://webisa.webdatacommons.org/318046959

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	Also, it is customary to add such additives as lubricants, extrusion aids, plasticisers, and burnout agents (e.g., graphite) to the batch during the mixing step which may be needed to control such properties as viscosity of the batch.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es