About: http://webisa.webdatacommons.org/135769667

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 rolls may be made of any suitable material such as wood, stone, plastic material, ceramic material or the like, or rolls faced with such material, but the rolls are made of metal as it is cheaper and easier to fabricate.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com