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In addition to the use of sand in concrete buildings, which is the main and most important place for sand consumption, these materials are used in different parts of all buildings. Concrete is used in the vast majority of buildings with more than two floors, which must be used to make concrete and sand. Cement mortar is also used in brick buildings to lay bricks. Sand is also used to seal the floor of spaces that are built on the ground to prevent moisture from penetrating the surface. In addition to the cloud, these are covered with a layer of non-calcareous sand to protect the pipes of the installation pipes, which usually pass through the floor of the building in Iran. , Do not affect it.