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Organic wastes such as paper mill sludge or cheese whey can be converted into hydrogen using an inexpensive metal catalyst, researchers say, in a process that could boost efforts to replace
oil and gas fuels. Researchers at the University of Wisconsin tested more than 300 metal combinations before finding that a mix of nickel, tin and aluminum could separate hydrogen from a
mixture rich in glucose, a sugar common in many organic wastes. Researchers reported on the study in the journal Science. MORE TO READ
