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Concrete Blended with "Calcarbo®", a Synthetic Calcium Carbonate with Fixed CO2, Adopted for the First Time in a Shiga Prefecture Public Project

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Concrete blended with "Calcarbo®", a synthetic calcium carbonate that fixes CO2, has been adopted for the first time in a public project in Shiga Prefecture, achieving a CO2 reduction of approximately 610 kg across the entire concrete manufacturing process.

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Frequently Asked Questions

Q: What is Calcarbo?
A: Calcarbo is a synthetic calcium carbonate that fixes CO2 from exhaust gas into concrete sludge. It is an environmentally friendly material that can replace part of cement.
Q: How much CO2 was reduced in this project?
A: Approximately 610 kg of CO2 was reduced throughout the entire concrete manufacturing process, achieved through CO2 fixation and reduced cement usage.
Q: Where was Calcarbo-blended concrete adopted?
A: It was first adopted in river improvement projects at the Ane River and Gio River in Shiga Prefecture for installing scour protection blocks and placing concrete on the riverbed.