About: http://webisa.webdatacommons.org/274381603

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	Frequency is an important factor in most acoustical measurements.
http://www.w3.org/ns/prov#wasQuotedFrom	classroomacoustics.org