Construction Material - Cement
Cement is one of the oldest building materials. The word “cement” is based on the Latin word “caementum”. It is a fine, soft, powdery-type substance. The powder is so fine it can pass through a sieve capable of holding water. It is made from a mixture of elements that are found in natural materials such as limestone, clay, sand and/or shale. When cement is mixed with water, it can bind sand and gravel individually or together and get harden even in water. Cement mixed with water, sand and gravel/stone chips – Concrete. Cement mixed with water and sand – Mortar/Plaster. Cement mixed with water – Paste/Grout Cement can be purchased from most building supply stores in 50 kilograms bags. Cement is usually gray also white cement can also be found. How Is Cement Made? Cement is manufactured through a closely controlled chemical combination of calcium, silicon, aluminum, iron and other ingredients present in natural materials such as limestone, clay, sand and/or shal...