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What is Calcined Clay and Why is it Finally Going Mainstream?
For a material as ordinary as cement, it's been getting an unusually exciting upgrade. Calcined clay cement—long talked about as the “promising” low-carbon swap—has moved from research papers and pilot plants into full commercial production, and 2026 looks like the year it crosses into the mainstream. The promise? Roughly half the CO₂ footprint of conventional cement, with strength and durability that hold their own...
