About: http://webisa.webdatacommons.org/99785726

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	If the beam is directed at a solid object such as a vehicle, wall or rock, that surface will transmit the sound.
http://www.w3.org/ns/prov#wasQuotedFrom	cryptome.org