Cement is a material for bonding stone or brick. The term cement is most commonly used to refer more specifically to powdered materials which develop strong adhesive qualities when combined with water. These materials are more properly known as hydraulic cements. Hydraulic limes, natural pozzolana and Portland cements are the more common hydraulic cements, with portland cement being the most important in construction. Gypsum plaster and common lime are not hydraulic cements. Cement is an important ingredient in concrete.Including:

Cement - History Cement - Geology

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Portland cement, Portland cement - Production, Portland cement - Use, Portland cement - Portland cement business, Portland cement - Types of Portland Cement, Portland cement - General, Portland cement - ASTM C150, Portland cement - EN 197, Portland cement - Safety and environmental effects

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There are three fundamental stages in the production of Portland cement: Preparation of the raw mixture Production of the clinker Preparation of the cement The chemistry of cement is very complex, so cement chemist notation was invented to simplify the formula of common molecules found in cement. The raw materials for Portland cement production are a mixture (as fine dust in the 'Dry process' or in the form of a slurry in the 'Wet process') of calcium oxide, silicon oxide, aluminium oxide, ...

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Portland cement, Portland cement - Production, Portland cement - Use, Portland cement - Portland cement business, Portland cement - Types of Portland Cement, Portland cement - General, Portland cement - ASTM C150, Portland cement - EN 197, Portland cement - Safety and environmental effects

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Cement Dream Symbols:

(Source: Myths - Dreams - Symbols)

Related pages: Dream Symbols, Dream Interpretation, Dream Symbol Cement, Dream Dictionary Cement, Meaning of dreams about Cement, Dream Interpretation Cement, Dream Analysis Cement, Dreaming of Cement

Cement, Concrete

For more dictionary entries, see » Cement Dictionary

In 2002 the world production of hydraulic cement was 1,800 million metric tons. The top three producers were China with 704, India with 100, and the United States with 91 million metric tons for a combined total of about half the world total by the world's three most populous states. [1] "For the past 18 years, China consistently has produced more cement than any other country in the world. [...] China's cement export peaked in 1994 with 11 million tons shipped out and has been in steady decline ever since. Only 5.18 million tons were ...

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Portland cement, Portland cement - Production, Portland cement - Use, Portland cement - Portland cement business, Portland cement - Types of Portland Cement, Portland cement - General, Portland cement - ASTM C150, Portland cement - EN 197, Portland cement - Safety and environmental effects

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The most common use for portland cement is the production of concrete. Concrete is a composite material consisting of aggregate (gravel), cement, and water. As a construction material, concrete can be cast in almost any shape desired, and once hardened, can become a structural (load bearing) element. When water is mixed with Portland cement, the product sets in a few hours and hardens over a period of weeks. The initial setting is caused by a reaction between the water, gypsum, and tricalcium aluminate (Ca3Al), forming the ...

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Portland cement, Portland cement - Production, Portland cement - Use, Portland cement - Portland cement business, Portland cement - Types of Portland Cement, Portland cement - General, Portland cement - ASTM C150, Portland cement - EN 197, Portland cement - Safety and environmental effects

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In construction, concrete is a composite building material made from the combination of aggregate and cement binder. The most common form of concrete is Portland cement concrete, which consists of mineral aggregate (generally gravel and sand), Portland cement and water. Contrary to common belief, concrete does not solidify from drying after mixing and placement. Instead, the cement hydrates, gluing the other components together and eventually creating a stone-like material. When used in the generic sense, this is the material referred ...

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Concrete - History Concrete - Characteristics
Concrete - Cracking
Concrete - Additives Concrete - Workability Concrete - Self compacting concretes Concrete - Shotcrete / sprayed concrete Concrete - External link

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Bujumbura, estimated population 300,000 (1994), is the capital city of Burundi. The city lies at the north eastern corner of Lake Tanganyika, and is Burundi's largest city and its administrative, communications, and economic center. Manufactures include cement, textiles, and soap. Bujumbura is Burundi's main port and ships most of the country's chief export, coffee, as well as cotton, skins, and tin ore. Bujumbura is located at 3°22'34" ...

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Kunda is a town in Estonia, located on the coast of the Gulf of Finland. There is cement factory and port. Its population is ca. 4000. ...

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Cannabrick construction is construction using the woody inner core from the Cannabis Plant. This part of the plant is THC free (ie Hemp) and is used in housing construction. The silica leached from the soil by the plant combined with unslaked lime forms a chemical bond similar to cement which is fire and water proof. Cannabis cement requires lime, water and cannabis hurd in proportions to form a sil ...

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A trowel is either of two similar hand tools. In gardening, a trowel is a tool with a pointed, scoop-shaped metal blade and a handle. It is used for breaking up earth and for digging small holes, especially for planting and weeding. A bricklayer's trowel is a flat-bladed tool with a handle and flat metal blade, used by masons for leveling, spreading, or shaping substances such as cement, plaster, or mortar, as well as for breaking bricks to shape them or smoothing a mold. A flat-bladed trowel with one edge sharpened is a common tool in archaeology. The ...

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Trowel - External link

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In dentistry, a veneer is a thin layer of restorative material placed over a tooth surface, either to improve the aesthetics of a tooth, or to protect a damaged tooth surface. There are two types of material used in a veneer, composite and porcelain. A composite veneer may be directly placed (built-up in the mouth), or indirectly fabricated by a dental technician in a dental laboratory, and later bonded to the tooth, typically using a resin cement such as Panavia. In contra ...

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Mud or MUD can refer to one of several things: Mud, a liquid or semi-liquid mixture of water and soil, or sediment, is commonly referred to as mud. Geologically speaking, mud is a mixture of water and particles of silt and clay. Ancient mud deposits harden over geological time to siltstone or mudrock (lutites). Mud, in the construction industry, is wet plaster, joint compound, stucco, cement or other similar substance. See also slurry. MUD, in the game of contract bridg

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The southeast of England has abundant resources of clay and chalk. The first mining activity known in the area was for flint, a rock commonly found across the North and South Downs and in the Weald. This was used for tools. The first cement manufacturing works near Swanscombe were opened at Northfleet, around 1792. James Frost was the first to establish production, having patented a new cement mix called British Cement. By 1882 several cement manufacturers were operating across the north Kent region, but the resulting dust pollution d ...

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Swanscombe, Swanscombe - History, Swanscombe - Prehistory, Swanscombe - Viking era, Swanscombe - Norman Conquest, Swanscombe - Churches, Swanscombe - Second World War, Swanscombe - Cement industry, Swanscombe - Blue Circle, Swanscombe - Bluewater shopping complex, Swanscombe - Palaeoloxodon antiquus, Swanscombe - External link

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Marble is metamorphosed limestone, composed of mostly pure calcite (a crystalline form of calcium carbonate, CaCO3). It is extensively used for sculpture, as a building material, and in many other applications. Faux marble or faux marbling is a wall painting technique that imitates the color patterns of real marble (not to be confused with paper marbling). Marble dust can be combined with cement or synthetic resins to make reconstituted or cultured marble. Places named after the stone include Mar ...

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Marble - Origins Marble - Kinds of marble Marble - Construction marble Marble - Etymology Marble - Cultural associations

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Vamana is the Fifth Avatara of Vishnu, a dwarf brahmin. He is also known as Upendra. He defeats the Devas' (Gods') enemy Bali Chakravarthi (of the demon race) into giving up all of the heavens and earth. King Bali, in an attempt to cement his place as the ruler of all Three Worlds (i.e. the Universe), performed a series of grand yajnas (prayers/sacrifice). The Gods feared that this would cause evil to stalk the Universe, so they prayed to Mahavishnu to assist them. On King Bali's last yajna, Vamana a small brahman ...

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Bani Suwayf (Arabic: بني سويف ) is one of the governorates of Egypt. It is in the centre of the country. Its capital goes by the same name. The city of Bani Suwayf is about 120 km south of Cairo on the west bank of the River Nile. The area is well known in Egypt for its cement factories. The nearby Meidum Pyramid is the only real tourist attraction in the area. Due to different ways of transcribing the Arabic spelling it can also be known as Beni Suef, or Beni Swaif. It is one of the poorest governorates in Egypt and it is inconvenienced by being so close to Cairo. Businesses do not feel the need to invest

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Astyages (so-called by Herodotos; called Astyigas by Ctesias, and Aspadas by Diodorus; Akkadian: Ishtumegu) (reigned 585 BCE-550 BCE) was the son of King Cyaxares, and the last king of the Median Empire. In 585 BCE, the last year of his father's reign, he was married to Aryenis, a sister of King Croesus of Lydia to cement a peace treaty between the Medes and Lydians and end a five-year war. In 553 BCE, King Cyrus the Great made war on Astyages. After three years of fighting, the Median troops mutinied, and ...

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Astyages - External link

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Coquina is an incompletely consolidated sedimentary rock of biochemical origin, mainly composed of mineral calcite, often including some phosphate, in the form of seashells or coral. It is created in association with marine reefs. While not usually referred to as such, it is actually a subset of limestone. Coquina is quarried or mined as a source of paving material. It is usually poorly cemented and easily breaks into component shell or coral fragments, which can be substituted for gravel or crushed harder rocks. Large pieces of coquina of unusual sha ...

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Sodium silicate, also known as water glass, is a compound used in cements, textile and lumber processing. Sodium silicate - Properties. Sodium carbonate and silicon dioxide react when molten to form sodium silicate and carbon dioxide. Sodium silicate is a white solid that is soluble in water, producing an alkaline solution. There are many kinds of this compound, including sodium orthosilicate, Na4SiO4; sodium metasilicate, Na2SiO3; sodium polysilicate, (Na< ...

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Sodium silicate - Properties Sodium silicate - Metal repair Sodium silicate - Food preservation Sodium silicate - Timber Treatment

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