Many Green Cement Roads Lead Through Electric Arc Steel Furnaces cleantechnica.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from cleantechnica.com Daily Mail and Mail on Sunday newspapers.
"Concrete and steel production are major sources of CO2 emissions," writes New Atlas, "but a new solution from Cambridge could recycle both at the same time."
Throwing old concrete into steel-processing furnaces not only purifies iron but produces "reactivated cement" as a byproduct. If done using .
Production of the world’s first zero-emissions cement on an industrial scale has taken a “huge step” forward with the completion of an initial trial melt.