vitamin b12 Archives – The Green Optimistic green tech news, since 2008 Mon, 28 Nov 2011 16:08:42 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Vitamin B12 Helps Scientists Build New Cheap Hydrogen Fuel Cells https://www.greenoptimistic.com/vitamin-b12-fuel-cell-20111128/ https://www.greenoptimistic.com/vitamin-b12-fuel-cell-20111128/#respond Mon, 28 Nov 2011 16:08:42 +0000 https://www.greenoptimistic.com/?p=21325 Vitamin B12 has recently been determined as one of the many solutions for cheaper hydrogen fuel cells, that convert hydrogen into electricity and have water as their only output. Because they currently use platinum, hydrogen fuel cells are being expensive – much over the price of lithium ion batteries, for example. The research, performed by […]

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