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Ordinary Portland cement (OPC) is a type of hydraulic cement made from pulverized limestone, clay, and gypsum. It is a key ingredient in the production of concrete and is one of the most commonly used construction materials in the world.
Ordinary Portland cement (OPC) is a type of hydraulic cement made from pulverized limestone, clay, and gypsum. It is a key ingredient in the production of concrete and is one of the most commonly used construction materials in the world.
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