French energy major TotalEnergies (<a href="https://live.euronext.com/en/product/equities/FR0000120271-XPAR" target="_blank">EPA:TTE</a>) has clinched a deal for off-taking green hydrogen from a 30-MW electrolyser in Germany being installed by natural gas distributor VNG Handel & Vertriebs GmbH and energy group Uniper SE (<a href="https://www.boerse-frankfurt.de/equity/uniper-se" target="_blank">ETR:UN01</a>).