PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Note: Despite its importance as an industrial chemical, 1,4-Butanediol (BDO) has become increasingly regulated in the United States, Europe, Asia and other jurisdictions due to its unlawful use, directly or indirectly, as a precursor substance to Gamma Hydroxybutyrate (???GHB???), a drug of abuse.
http://www.w3.org/ns/prov#wasQuotedFrom
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