PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Participants study the components, applications and installation of mechanical air-conditioning systems including operating condition, troubleshooting, repair, charging, hazard, and safety practices of air conditions systems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • serhouston.org