About: http://webisa.webdatacommons.org/383840878

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 bottom and top pieces 302, 304 are preferably made of a clear or translucent material, such as polypropylene or polystyrene.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com