PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Manufacturing cement requires large inputs of energy in order to heat the cement kiln to temperatures of up to 1450 Deg C. Normal practice is to combust fossil fuels such as coal and petroleum cokes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nanowerk.com