About: http://webisa.webdatacommons.org/388341413

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	Depending on various factors, including frequency, vibration of the subject's skin should continue from about 10 seconds to about 20 seconds before roller unit 22 is actuated.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es