About: http://webisa.webdatacommons.org/135316973

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	These vibrations are ubiquitous in the environment: they emanate from sources such as the wind, motion of people, and operation of machinery.
http://www.w3.org/ns/prov#wasQuotedFrom	issuu.com