A mixture of cement aggregates and water. In each cubic metre of concrete there will be between 150 and 450kg of cement, approximately 800kg of fine aggregate, 1200kg of coarse aggregate and 180kg of water, with all weights varying depending on the strength and consistency required from the mix.
Concrete was especially useful when the Empire was threatened with attack because it made it easy to build strong fortifications at speed. Like so many of the innovations that the invaders brought with them, concrete was not strictly a Roman invention. The first mortared walls seem to have been built in Campania, the area in southern Italia settledâ€¦...
Concrete is the University of East Anglia`s student newspaper. With a circulation of up to 5,000, Concrete is free and published fortnightly on a Tuesday, during term time. The newspaper celebrated its 250th issue in January 2011. Concrete is compiled by a team of around 25 section editors and headed by the editor-in-chi...Found on http://en.wikipedia.org/wiki/Concrete_(student_newspaper)
Concrete is a composition used in building, consisting of hydraulic or other mortar mixed with gravel or stone chippings about the size of a nut. It is used extensively in building, particularly under water, for example, to form the bottom of a canal or sluice, or the foundation of any structures raised in the sea; and it is also frequently used to...Found on http://www.probertencyclopaedia.com/browse/TC.HTM
a composite material consisting of aggregate particles bound together in a solid body by a cement.Found on http://www.encyclo.co.uk/local/20089
- formed by the coalescence of particles 2. [adj] - capable of being perceived by the senses 3. [n] - a strong hard building material composed of sand and gravel and cement and water 4. [v] - cover with cement 5. [v] - form into a solid massFound on http://www.webdictionary.co.uk/definition.php?query=concrete
Building material made from cement, sand, stone and water.DiscoveredRomans first use concrete around 200BC.Found on http://www.diracdelta.co.uk/science/source/c/o/concrete/source.html
Building material composed of cement, stone, sand, and water. It has been used since Roman times. Since the late 19th century, it has been increasingly employed as an economical alternative to...Found on http://www.encyclo.co.uk/local/20688
Structural material comprising a mixture of fine aggregate, coarse aggregate, cement and water.Found on http://www.corusconstruction.com/en/design_guidance/the_blue_book/
a composite material consisting of aggregate particles bound together in a solid body by a cement.Found on http://www.chemicalglossary.net/definition/324-Concrete
A mixture of Portland cement, sand, gravel and water. Lime may be used in place of the cement, in which case the mixture is known as lime concrete. If rods of steel are embedded in the concrete it is reinforced concrete. It these are put under tension while the concrete is setting, it is pre-stressed concrete. Reinforced concrete made in a mould to...Found on http://www.encyclo.co.uk/local/20938
[ Latin concretus
, past participle of concrescere
to grow together; con-
to grow; confer French concret
. See Crescent
United in growth; hence, formed by coalition of separate particles into one mass; united in a ...Found on http://www.encyclo.co.uk/webster/C/129
Con'crete noun 1.
A compound or mass formed by concretion, spontaneous union, or coalescence of separate particles of matter in one body. « To divide all concretes
, minerals and others, into the same number of distinct substances. Boyle.
A mixture of g...Found on http://www.encyclo.co.uk/webster/C/129
Con·crete' intransitive verb
[ imperfect & past participle Concreted
; p. pr & verbal noun Concreting
.] To unite or coalesce, as separate particles, into a mass or solid body. » Applied to some substances, it is equivalent to i...Found on http://www.encyclo.co.uk/webster/C/129
Con·crete' transitive verb 1.
To form into a mass, as by the cohesion or coalescence of separate particles. « There are in our inferior world divers bodies that are concreted
out of others. Sir M. Hale.
To cover with, or form of, concrete, as a pavemen...Found on http://www.encyclo.co.uk/webster/C/129
Solid, tangible. ... Origin: L. Concretus ... (18 Nov 1997) ... Found on http://www.encyclo.co.uk/local/20973
formed by the coalescence of particlesFound on http://wordnetweb.princeton.edu/perl/webwn?s=concrete
capable of being perceived by the senses; not abstract or imaginary; `concrete objects such as trees`Found on http://wordnetweb.princeton.edu/perl/webwn?s=concrete
a strong hard building material composed of sand and gravel and cement and waterFound on http://wordnetweb.princeton.edu/perl/webwn?s=concrete
form into a solid mass; coalesceFound on http://wordnetweb.princeton.edu/perl/webwn?s=concrete
cover with cement; `concrete the walls`Found on http://wordnetweb.princeton.edu/perl/webwn?s=concrete
• (v. t.) To cover with, or form of, concrete, as a pavement. • (a.) Standing for an object as it exists in nature, invested with all its qualities, as distinguished from standing for an attribute of an object; -- opposed to abstract. • (n.) A mixture of gravel, pebbles, or broken stone with cement or with tar, etc., used for sidewal...Found on http://thinkexist.com/dictionary/meaning/concrete/
(from the article `perfume`) ...Certain delicate oils may be obtained by solvent extraction, a process also employed to extract waxes and perfume oil, yieldingby removal of the ...Found on http://www.britannica.com/eb/a-z/c/125
in construction, structural material consisting of a hard, chemically inert particulate substance, known as aggregate (usually sand and gravel), ... [26 related articles]Found on http://www.britannica.com/eb/a-z/c/125
in philosophy, such entities as persons, physical objects, and events (or the terms or names that denote such things), as contrasted with such ... [2 related articles]Found on http://www.britannica.com/eb/a-z/c/125
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