About: http://webisa.webdatacommons.org/438260433

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	And, as we all know, aluminum is a light material, so per-tonne figures are distorting - steel is three times as dense as aluminum.
http://www.w3.org/ns/prov#wasQuotedFrom	dailykos.com