PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Activated carbon, the preferred sorbent for sorption of trace contaminants from fluid streams, is a predominantly amorphous solid having an extraordinarily large internal surface area (BET around 1000 m2/gm) and pore volume formed by activating a raw carbonaceous starting material such as coal, wood and biomass.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es