Multinational spirits producer Diageo plc (<a href="https://www.londonstockexchange.com/stock/DGE/diageo-plc/company-page" target="_blank">LNO:DGE</a>), the owner of the Johnnie Walker and Guinness brands, is starting “a multi-million-pound” decarbonisation project targeting electrification and a shift its Cameronbridge Distillery in Fife, Scotland, to 100% renewable energy.