Fuel from CO2 (IMAGE)
Caption
A schematic shows the formate process. The top left shows a household powered by the direct formate fuel cell, with formate fuel stored in the underground tank. In the middle, the fuel cell that harnesses formate to supply electricity is shown. On the lower right is the electrolyzer that converts bicarbonate into formate.
Credit
Image: Shuhan Miao, Harvard Graduate School of Design
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