PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In groundwater carbontetrachloride may persist for months before it breaks down into other chemicals (eg. chloroform).Carbon tetrachloride tends to volatilize (move into the air) from tap water used for showering,bathing, cooking, and other household uses inside a home [13].
http://www.w3.org/ns/prov#wasQuotedFrom
  • cdc.gov