PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is sufficient to state that crude oil contains mutagenic, carcinogenic and growth inhibiting chemicals and that even small quantities (5-100 mg per liter) of certain petroleum fractions destroy microalgae and juvenile forms of microorganisms.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com