PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This carbon dioxide is a greenhouse gas, and it traps heat so efficiently that the average surface temperature of Venus is 460 C (860 F), which is hot enough to melt lead.What are Greenhouse Gases?Greenhouse gases are gases that help to trap heat in a planet's atmosphere.
http://www.w3.org/ns/prov#wasQuotedFrom
  • heater-home.com