About: http://webisa.webdatacommons.org/278531763

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	Alternatively, the drum may have a rigid core, formed of stainless steel, aluminum or other material, covered with a rubber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au