Concrete is a composite material composed of aggregate bound together with a fluid cement that cures to a solid over time. It is the second-most-used substance (after water), [1] the most …

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Dec 10, 2025 · concrete, in construction, structural material consisting of a hard, chemically inert particulate substance, known as aggregate (usually sand and gravel), that is bonded together …

Concrete is a material comprised of a number of coarse aggregates (particulate materials such as sand, gravel, crushed stone, and slag) bonded with cement. Cement is a substance that is …

Concrete is made up of three basic components: water, aggregate (rock, sand, or gravel) and Portland cement. Cement, usually in powder form, acts as a binding agent when mixed with …

Jun 4, 2021 · Concrete is a versatile, durable material. From interiors to exteriors, there are a variety of applications for concrete, from countertops to sidewalks. This guide will show you …

Concrete structures boast some great qualities: In its most common form, concrete consists of aggregate (sand and stone), Portland cement, and water. The cement and water create a …

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Cement is the fine powder that, when mixed with water, sand, and gravel or crushed stone (fine and coarse aggregate), forms concrete.