+Cement is a fine powder that acts as a [Binder](/wiki/Binder) when mixed with water. It hardens, binding sand and [Aggregate](/wiki/Aggregate) into solid structures like [Concrete](/wiki/Concrete), forming a foundational element of modern construction.
+## See also
+- [Mortar](/wiki/Mortar)
+- [Lime](/wiki/Lime)
+- [Clinker](/wiki/Clinker)
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