Ancient stones have grown from afar come to tune into a pillar or wall. By making a plate comes stacked as a stable building. Having invented mortar (motar) up to as large stones Khanak coordinates together and made into a more permanent structure. In the era of clay clay has been used for several minutes without the placeholder larger rocks together. In the construction of buildings to protect and shelter that manufactured mortar past low quality. Used for brick or plaster surface. Modern cement production starting up in 2367 (1824) Joseph Aspdin British. Note the license as a first name for this product and that Portland Cement cement is curing, this has become like a gray, yellow stone used in construction along the downtown Portland. In the United Kingdom This object is called as cement, Portland (Portland cement)
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