Recent Examples on the WebThe coveted metal is used in redox-flow batteries, which store excess charge from intermittent sources like solar and wind and feed it back to the grid. William Ralston, Wired, 16 Dec. 2021 What if bacteria buried in the mud were completing the redox reaction by somehow bypassing the oxygen-poor layers? Elizabeth Pennisi, Science | AAAS, 19 Aug. 2020