PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Types of contaminants include some pharmaceuticals, over-the-counter medications, herbicides, pesticides and chemicals used in manufacturing such as bisphenol A (BPA).
http://www.w3.org/ns/prov#wasQuotedFrom
  • wateronline.com