PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Indoor Air Quality (IAQ): Air conditioned for breathing by removing or limiting air pollutants such as dust, smoke, odors (including volatile organic compounds (VOCs), mold, bacteria, water vapor and other gases, such as radon, carbon monoxide, and soil gases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • fixhomeenergy.com