"Deeya's redox flow batteries are aimed at providing a low-cost alternative to lithium-ion and other advanced batteries – about 10 to 20 times less expensive, the company says." http://www.greentechmedia.com/articles/read/deeya-energy-raises-30m-flow-batteries-for-india-cell-towers-3996/I came across the video below for adding to the general info about battery technology. I have not yet viewed it all.http://www.youtube.com/watch?v=GbLRKN3srUs&feature=channel_pageThe Techtalks channel is excellent.
