About: http://webisa.webdatacommons.org/423158196

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	The compression is mechanical and may be accomplished by a variety of techniques, such as presses, vices, clamps and other devices and techniques such as hydrostatic compression.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com