ISRO took to the social media platform X and posted, "POEM-3 on PSLV-C58: VSSC/ISRO successfully tests a 100 W class Polymer Electrolyte Membrane Fuel Cell on PSLV-C58's orbital platform, POEM3. https://isro.gov.in/FuelCellFlightTestedPSLVC58.html... Powering missions with efficiency and emi