| Concrete is the most widely used manmade
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| | damage.The composition of concrete is
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| product in the world. It powers a $35
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| | traditionally relatively simple. However,
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| billion industry, one of the largest on
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| | modern concrete is often a complicated
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| Earth. Concrete is used to make a variety
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| | mix, ensuring durability and longevity.
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| of structures a which you use
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| | Cement is the main ingredient in
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| everyday.Concrete is a construction
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| | concrete. Portland cement is the most
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| material that consists of, in its most
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| | common cement in circulation, which is
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| common form, cement, gravel and sand, and
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| | just a basic mix of mortar and
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| water. Concrete is the most highly used
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| | plaster.Water is another ingredient in
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| manmade product on Earth. It is used to
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| | the manufacture of concrete. The w/c
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| make pavements, building structures,
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| | ratio (mass ratio of water to cement) is
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| foundations, motorways/roads, overpasses,
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| | the key factor that determines the
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| parking structures, brick/block walls and
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| | strength of Concrete. A lower w/c ratio
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| | will yield a concrete which is stronger,
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| footings for gates, fences and poles.
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| | while a higher w/c ratio yields a
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| Approximately six billion cubic metres of
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| | concrete with a lower strength. Water
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| concrete are produced every year, which
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| | also affects the workability and
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| is one cubic metre per person on Earth!
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| | consistency of a concrete.This water and
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| Concrete commands a $35 billion worldwide
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| | cement paste hardens over time, and both
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| industry and employs, in the United
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| | fine and coarse aggregates are added to
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| States alone, 2 million people.The
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| | provide bulk. Widely used aggregates
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| origins of concrete can be traced back to
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| | include sand, gravel and crushed stone.
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| the Babylonians, who used a clay-mix
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| | Decorative stones such as, small river
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| similar to concrete. However, the
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| | stones or crushed glass are sometimes
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| modern-day form of concrete was not
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| | added to the surface of concrete for a
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| invented till 1756, when British engineer
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| | decorative "exposed aggregate" finish,
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| John Smeaton pioneered the use of cement
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| | popular among landscape designers.Ad
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| in concrete. His ingredients included
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| | mixtures are also added to a concrete mix
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| pebbles and powdered brick as
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| | to give it certain characteristics not
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| aggregate. Nowadays, recycled materials
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| | obtainable by basic production.
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| are becoming increasingly more popular as
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| | Admixtures come in powder or paste form
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| ingredients in concrete due to higher
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| | and generally consist of no more than 5%
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| public awareness about ecological
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| | of the entire mixture.
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| sustainability and environmental
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