PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sound levels, including noise, are measured in decibels of sound pressure level (dB SPL), such that 1 Pascal of sound pressure is about 94 dB SPL. The quietest sound that can be heard is about 0 db SPL, a quiet room you record in might be about 35
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.org