PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Most reactions require some energy input to initiate a reaction e.g. high temperature and catalyst for cracking, uv light for chlorination or a spark to ignite them (initiating free radical reactions).
http://www.w3.org/ns/prov#wasQuotedFrom
  • docbrown.info