PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Also, while the temperature is being increased to T2, the atmosphere may also be changed from inert gas atmosphere, such as argon, nitrogen or the like, to an atmosphere containing at least one or more gas mediums from the group of oxygen, water vapor, hydrogen chloride or the like, to promote oxidation process.
http://www.w3.org/ns/prov#wasQuotedFrom
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