Construction aggregate, or simply "aggregate", is a broad category of coarse to medium grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates.
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stone used in the construction and repair of scotland s buildings .the main aims of the study were to quantify a carbon footprint of the sandstone, granite and slate with the production processes of other materials, such as brick or concrete stone is sustainable because it takes into account critical cost balan
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