There are many types of cement, depending on
the type the ingredients will be different.
The two main categories are non-hydrolic and
To make non - hydrolic cement calcium oxide (a
product of lime) is mixed with water. This mixture
creates slaked lime. The slaked lime hardens by
reacting with carbon dioxide in the air.
Hydrolic cement, such as Portland cement, is
mostly a fine powder of limestone and a small
percentage of other silicates and oxides. It
hardens by reacting with water. It creates a
cement which is resistant to water.
To make concrete, cement is mixed with gravel
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