PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Pyro-, Hydro-, and Electro-metallurgical processes involved in extraction of ferrous and non- ferrous metals, application of fundamental concepts to selected topics in iron and steelmaking, and the roasting, smelting, refining of non-ferrous metals such as copper, lead, zinc, aluminum and magnesium are covered.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ua.edu