PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Unfortunately, the process uses tons of water, produces tons of toxic waste and allows the chemicals used for fracking (including carcinogens and heavy metals such as arsenic and lead) to get deep into the ground, where they can seep into the water supply.
http://www.w3.org/ns/prov#wasQuotedFrom
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