About: http://webisa.webdatacommons.org/213031616

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	Aluminium and other metals perhaps, always balanced by the costs of the entire collection, transport, segregation and purification proceses.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com