30 April 2021 3:36 GMT Updated 30 April 2021 15:00 GMT in Perth Carbon dioxide has been successfully injected underground during the latest phase of a carbon capture, storage and utilisation (CCUS) research project in Australia, which is backed by several oil and gas heavyweights. Sign up for our new energy transition newsletter Gain valuable insight into the global oil and gas industry's energy transition from Accelerate, the new weekly newsletter from Upstream and CO2CRC confirmed Friday it had successfully completed the injection of 15,050 tonnes of CO 2 into a saline formation 1.5 kilometres below ground at its Otway International Test Centre (OITC) in Victoria. It added it marked a “major milestone” for the Otway Stage 3 Project and brings the total volume of CO