News Release 2-Dec-2016 Cement made from steel production byproduct can lead to a huge CO2 reduction Grant and Award Announcement Eindhoven University of Technology ...

Samples of Portland cement; slag, a byproduct of steel manufacturing; and fly ash, a byproduct of coal, at the U.S. Concrete lab. Jason Henry for The New York Times ...

The use of concrete and steel have both become the bedrock of modern-day construction, which of course also means that there is a lot of both which ends up as waste once said construction gets demo… ...

To make steel, you need to smelt iron ore at 1,100 degrees Celsius (2,012 degrees Fahrenheit); to cook cement, your kiln needs to reach 1,450 degrees C (2,642 degrees F).