water powered battery Archives – The Green Optimistic

How to Build a Water-Powered Battery for Your Calculator

Mike Sandru — Tue, 03 Jan 2012 18:44:36 +0000

14-year-old Instructables user Angelo S. Casimiro put up a step-by-step fabrication process that can be completed in as little as 10 minutes and can power a small calculator or a similar low-consumption device. If you’re just before an exam, but forgot to buy a battery for your calculator, you can always revert to …water! Yes, […]

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SiGNa mobile H2: Water-Fueled Battery Recharges Your Gadgets Cheaply and Cleanly

Ovidiu Sandru — Thu, 03 Mar 2011 18:24:53 +0000

SiGNa Chemistry Inc has created a kind of a battery that can be recharged with water. At first sight, there's something fishy with their mobile-H2 in the sense that it only needs water to operate and that's all. Ok, let's see some in-depth details of it.

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Portuguese Paper Battery Can Be Recharged With Water

Ovidiu Sandru — Fri, 28 Jan 2011 18:50:45 +0000

Researchers from the Faculty of Science and Technology in Lisbon (CENIMAT) have recently developed a novel type of battery that you can charge... with water! They say it's another step towards their aim of developing new ways to power gadgets and small electronic devices.

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