About: http://webisa.webdatacommons.org/74851593

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	actually, given the relative volumes, I???d say sound usually propagates through some sort of mineral or rock.
http://www.w3.org/ns/prov#wasQuotedFrom	freethoughtblogs.com