<http://webisa.webdatacommons.org/147060044> <http://www.w3.org/ns/prov#wasQuotedFrom> <google.com> . <http://webisa.webdatacommons.org/prov/132466997> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/147060044> . <http://webisa.webdatacommons.org/147060044> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/147060044> <http://www.w3.org/ns/prov#value> "There exists a need for an apparatus and a method that provide an improved measurement of gasket integrity regardless of existing environmental conditions and other factors that affect gasket performance." .