About: http://webisa.webdatacommons.org/352048764

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	You can make them from gelatin for that matter, though silica is the most common material (and what the highly insulating materials are generally based on).In terms of battery/capacitor applications those are pure speculation.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org