{"Page URL":["https://www.appropedia.org/Energy_storage"],"Page description":["[[Energy storage]] is accomplished by devices or physical media that store some form of energy to perform some useful operation at a later time. A device that stores energy is sometimes called an accumulator or battery. Energy storage involves converting energy from forms that are difficult to store to more conveniently or economically storable forms."],"Page image":["File:NASA flywheel.jpg"],"Page language":["en"],"Page license":["CC-BY-SA-3.0"],"Page title":["Energy storage"],"Page views":[202],"Page year":["Thursday, 01-Jan-09 00:00:00 UTC"],"Modification date":["Friday, 28-Nov-25 02:51:58 UTC"]}