The TotalEnergies refinery in Grandpuits, France, is undergoing a dramatic transformation, shifting away from traditional oil refining. The site is now focused on recycling plastics, diverting waste from landfills and contributing to a circular economy. In addition to plastics recycling, the refinery is preparing to produce biodiesel and sustainable aviation fuel (SAF). This signifies a major move towards renewable energy sources and reduced carbon emissions in the Île-de-France region. The transition aims to position Grandpuits as a key player in the future of sustainable fuels. This overhaul reflects a broader industry trend toward decarbonization and a commitment to environmentally responsible operations. The project promises to create new jobs in the green energy sector.