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| Natural pozzolana is a volcanic material used as a supplementary cementitious additive. It improves concrete strength, durability, and resistance to chemical attacks while reducing CO₂ emissions and heat of hydration.
Natural pozzolana is a volcanic material used as a supplementary cementitious additive. It improves concrete strength, durability, and resistance to chemical attacks while reducing CO₂ emissions and heat of hydration.
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