About: http://webisa.webdatacommons.org/214631883

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 membranes are made of very thin and especially folded diaphragms that are mounted in a strong magnetic field.
http://www.w3.org/ns/prov#wasQuotedFrom	aes.org