About: http://webisa.webdatacommons.org/368682825

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	A temperature controller such as a heater or Peltier element may be mounted on the contraction material filling each groove, so as to control the amount of contraction of the contraction material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com