Is the Secret to Cheap Energy Storage Hiding in Harlem  Dec 31 2013

Ensconced in a former warehouse in Manhattan’s Harlem neighborhood, an energy start-up has equipment not typically associated with battery manufacture—restaurant-grade mixers, pasta-makers and even rolling pins. This kitchen equipment makes ingredients that the company hopes will turn the familiar alkaline battery into a cheap way to store the electricity from massive wind farms.

http://www.scientificamerican.com/article.cfm?id=alkaline-batteries-for-renewable-energy-storage-at-urban-electric-power