PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • in the atmosphere is effective for the prevention of the explosion. Examples of such precaution include to supply to the atmosphere a gas containing little or no oxygen, such as nitrogen, carbon dioxide, water vapor, and combustion exhaust gas. Severer
http://www.w3.org/ns/prov#wasQuotedFrom
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