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New Scientist on MSNCarbon-neutral hydrogen can be produced from farm wasteBioethanol made from fermented agricultural waste can be turned into zero-carbon hydrogen through a new process that uses ...
All wines contain acetic acid, the active ingredient in vinegar, but usually the amount is quite small—from 0.03 percent to 0.06 percent—and not perceptible to smell or taste. Once table wines reach 0 ...
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