sulfur concrete wikipedia the free encyclopedia

Concrete - Wikipedia, the free encyclopedia

Concrete is a construction material composed of cement (commonly Portland cement) as well as other cementitious materials such as fly ash and slag cement, aggregate (generally a coarse aggregate such as gravel, limestone, or granite, plus a fine aggregate such as sand), water, and chemical admixtures. The word concrete comes from the Latin word "concretus", which means "hardened" or "hard".

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Sulfur - Simple English Wikipedia, the free encyclopedia

Sulfur (or sulphur) is a chemical element. The symbol for sulfur is S, and its atomic number is 16. Properties. Sulfur is a yellow solid that is a nonmetal. It is brittle (easily broken) and crystalline ... Sulfur compounds are chemical compounds containing sulfur ions.

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Sulfur hexafluoride - Wikipedia, the free encyclopedia

Sulfur hexafluoride is an inorganic compound with the formula SF 6. It is a colorless, odorless, non-toxic and non-flammable gas (under standard conditions). SF 6 has an octahedral geometry, consisting of six fluorine atoms attached to a central sulfur atom. It is a hypervalent molecule.

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Sulfate attack in concrete and mortar - Wikipedia

Sulfate attack in cement, mortar and concrete. Cement is composed of mainly two minerals tri-calcium silicates (C3S) and di-calcium silicates (C2S). Upon hydration, the main reaction products are a calcium silicate gels (C-S-H) and calcium hydroxide Ca(OH)2 or CH in cement chemistry.

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Oxygen - Simple English Wikipedia, the free encyclopedia

Oxygen is the chemical element with the symbol O and atomic number 8. It is the third-most common element in the universe, after hydrogen and helium.When alone, two oxygen atoms usually bind to make dioxygen (O 2), a colourless gas. It is usually known as just oxygen. It has no taste or smell.It is a pale blue as a liquid and solid.Oxygen gas makes up 20.8% of the Earth's atmosphere.

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Sulfur concrete - Wikipedia

Sulfur concrete - Wikipedia

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Sulfur hexafluoride - Simple English Wikipedia, the free ...

Sulfur hexafluoride, also known as sulfur(VI) fluoride, is a chemical compound.Its chemical formula is SF 6.It contains sulfur in its +6 oxidation state.It also contains fluoride ions.. BBC News says "It's the most powerful greenhouse gas known to humanity, and emissions have risen rapidly in recent years. Sulphur hexafluoride, or SF6, is widely used in the electrical industry to prevent short ...

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Chondroitin sulfate - Simple English Wikipedia, the free ...

"Chondroitin sulfate B" is an old name for dermatan sulfate, and it is no longer classified as a form of chondroitin sulfate.. Chondroitin, without the "sulfate", has been used to describe a type with little or no sulfation. However, this distinction is not used by all. The name "chondroitin sulfate" sounds like a salt with a sulfate counter-anion.This is not the case.

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Category:Sulfur compounds - Simple English Wikipedia, the ...

Wikimedia Commons has media related to Sulfur compounds. Subcategories. This category has only the following subcategory. O Organosulfur compounds‎ (7 P) Pages in category "Sulfur compounds" The following 55 pages are in this category, out of 55 total. A. Alum; Aluminium sulfate;

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Sulfur - Wikipedia

From today's featured article State Route 76 (SR 76) is a state highway 52.63 miles (84.70 km) long in the U.S. state of California. It is a much-used east–west route in the North County region of San Diego County that begins in Oceanside near Interstate 5 (I-5) and continues east. It passes through the community of Bonsall and provides access to Fallbrook. East of the junction with I-15, SR ...

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Iron(II) sulfate - Simple English Wikipedia, the free ...

Properties. It is a blue-green crystalline solid when hydrated and white when anhydrous.It is a reducing agent.It reacts with oxygen in the air to produce a brown coating of iron(III) sulfate and iron(III) oxide.This coating is very corrosive. It dissolves in water to make a blue-green solution. When it is heated strongly, it breaks down into sulfur dioxide, sulfur trioxide, and iron(III) oxide.

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Sulfur dioxide - Simple English Wikipedia, the free ...

Sulfur dioxide (also sulphur dioxide) is the chemical compound with the formula SO 2.It is a gas. It smells like burnt matches.It also smells suffocating. Sulfur dioxide is produced by volcanoes and in various industrial processes. It is also used to protect wine from oxygen and bacteria.It can be produced by burning sulfur.It dissolves in water to produce sulfurous acid.

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Sulfur mustard - Wikipedia, the free encyclopedia - Copy ...

10/26/2015 Sulfur mustard - Wikipedia, the free encyclopedia 1/12 Sulfur mustard Names IUPAC name Bis(2-chloroethyl) sulfide Other names HD Iprit Schwefel-LOST Lost Mustard gas Senfgas Yellow cross liquid Yperite Distilled mustard Mustard T- mixture 1,1'-thiobis[2-chloroethane] Dichlorodiethyl sulfide Identifiers CAS Registry Number 505-60-2 Sulfur mustard From Wikipedia, the free encyclopedia ...

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Sulfur - Wikipedia, the free encyclopedia [Printable]

Sulfur or sulphur (see spelling differences) is a chemical element with symbol S and atomic number 16. It is an abundant, multivalent non-metal.Under normal conditions, sulfur atoms form cyclic octatomic molecules with chemical formula S8.Elemental sulfur is a bright yellow crystalline solid when at room temperature. Chemically, sulfur can react as either an oxidant or a reducing agent.

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Iron - Simple English Wikipedia, the free encyclopedia

Iron is a chemical element and a metal.It is the second most common metal on Earth, and the most widely-used metal.It makes up much of the Earth's core, and is the fourth most common element in the Earth's crust.. The metal is used a lot because it is strong and cheap. Iron is the main ingredient used to make steel.Raw iron is magnetic (attracted to magnets), and its compound magnetite is ...

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Concrete mixer - Wikipedia, the free encyclopedia ...

Jan 25, 2016· Jan 25, 2016 - Concrete mixer - Wikipedia, the free encyclopedia

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Wikipedia

Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation. English 6 105 000+ articles 1 213 000+

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Copper(II) sulfate - Simple English Wikipedia, the free ...

Copper(II) sulfate, also known as cupric sulfate, copper sulfate, blue vitriol, or bluestone, is a chemical compound.Its chemical formula is CuSO 4.It contains copper in its +2 oxidation state.It also contains sulfate ions.It is a blue solid that can kill fungi. It is also used to purify copper metal.

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Sulfite sulfate - Wikipedia

A sulfite sulfate is a chemical compound that contains both sulfite and sulfate anions [SO 3] 2− [SO 4] 2−.These compounds were discovered in the 1980s as calcium and rare earth element salts. Minerals in this class were later discovered. Minerals may have sulfite as an essential component, or have it substituted for another anion as in alloriite. The related ions [O 3 SOSO 2] 2− and [(O ...

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Sulfur cycle - Simple English Wikipedia, the free encyclopedia

Human Impact on the sulfur cycle Edit. Humans are responsible for 1/3 of the sulfur in the atmosphere. Sulfur is released by the combustion of fossil fuels, as mentioned above, and is most prevalent as sulfur dioxide.Sulfur is one of the root causes of acid rain along with nitrogen and carbon which negatively affects the environment.

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Sulfury | Article about sulfury by The Free Dictionary

Industry centers chiefly around petroleum products, chemicals, and related enterprises. Engines, concrete products, machinery, and lumber are also manufactured. The city was named for a sulfur dome that was mined from 1894 to 1924. In 1924 oil was discovered nearby.

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Ferrocement - Wikipedia, the free encyclopedia | Concrete ...

Dec 28, 2014· Dec 28, 2014 - Ferrocement - Wikipedia, the free encyclopedia. Star Wars films (pre-Disney) were a big part of my childhood growing up.

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Hydrogen sulfide - Simple English Wikipedia, the free ...

Hydrogen sulfide (British English: hydrogen sulphide) is the chemical compound with the formula H 2 S, is a colorless, toxic, flammable gas that is responsible for the foul smell of rotten eggs and flatulence.It often results when bacteria break down organic matter in the absence of oxygen.This happens in swamps, and sewers (alongside the process of anaerobic digestion).

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Reinforced concrete - Wikipedia

Reinforced concrete (RC) (also called reinforced cement concrete or RCC) is a composite material in which concrete's relatively low tensile strength and ductility are counteracted by the inclusion of reinforcement having higher tensile strength or ductility. The reinforcement is usually, though not necessarily, steel reinforcing bars and is usually embedded passively in the concrete before the ...

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Sulfate attack in concrete and mortar - WikiMili, The Free ...

Sulfate attack in cement, mortar and concrete. Cement is composed of mainly two minerals tri-calcium silicates (C3S) and di-calcium silicates (C2S). [1] Upon hydration, the main reaction products are a calcium silicate gels (C-S-H) and calcium hydroxide Ca(OH)2 or CH in cement chemistry.

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Sulfur - Wikipedia

Sulfur (in British English, sulphur) is a chemical element with the symbol S and atomic number 16. It is abundant, multivalent, and nonmetallic.Under normal conditions, sulfur atoms form cyclic octatomic molecules with a chemical formula S 8.Elemental sulfur is …

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Concrete - Simple English Wikipedia, the free encyclopedia

Concrete is an important material for making different buildings and structures.It is a composite made of Portland cement, sand, gravel or aggregate, and water in varying proportions depending on the task.. Concrete is used more than any other man-made material in the world. As of 2006, about 7.5 billion cubic meters of concrete are made each year—more than one cubic meter for every person ...

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Lunarcrete - Wikipedia

Lunarcrete, also known as "mooncrete", an idea first proposed by Larry A. Beyer of the University of Pittsburgh in 1985, is a hypothetical aggregate building material, similar to concrete, formed from lunar regolith, that would reduce the construction costs of building on the Moon.

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