This breakthrough will reduce landfilling of steel slag, sequester CO 2, reduce mining activities and provide a new supply route to calcium minerals such as precipitated calcium carbonate at an ...

“The steel slag has calcium in its most reactive form. That calcium is going to rapidly react with CO2 from the atmosphere and eventually convert it to calcium carbonate,” said Noah ...

CC-BY Hobson, AJ et al Environmental Science & Technology 51 7823-7820 World steel production resulted in between 160 and 240 million tonnes of slag in 2016 ... Scanning electron microscope (SEM) ...