PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If landfill gas were coming into this building, it could contain chemicals, such as benzene or vinyl chloride, which could pose a health hazard to people even if gas concentrations occurred below 100 percent of the Lower Explosive Level (refer to page 21 for a discussion of this potential pathway).
http://www.w3.org/ns/prov#wasQuotedFrom
  • cdc.gov