An enhanced oil recovery project has been initiated by Abu Dhabi Company for Onshore Oil Operations (Adco) to test the injection of carbon dioxide (CO2) into pilot wells in a carbonate reservoir in Abu Dhabi. Praxair Gulf Industrial Gases, an Abu Dhabi-based subsidiary of Praxair, Inc is supplying the required CO2 and injection operations under a contract with Abu Dhabi Future Energy Co (Masdar).