PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This is a webpage with many learning objects concerning Process Control with lessons in Temperature, Level, Pressure, Flow, Analytical, Symbols, Tuning & Calibration, PID Controls and other basic concepts.
http://www.w3.org/ns/prov#wasQuotedFrom
  • science.gov