In cell biology, diffusion is a main form of transport for necessary materials such as amino acids within cells.

Coulomb investigated the influence of four main factors on friction: the nature of the materials in contact and their surface coatings ; the extent of the surface area ; the normal pressure ( or load ); and the length of time that the surfaces remained in contact ( time of repose ).

However, the Peace Accords signed in December 1996 provide for the translation of some official documents and voting materials into several indigenous languages ( see summary of main substantive accords ).

# Pretreatments to make the raw materials ready for the main extraction step and to remove impurities which may have negative effects on physio chemical properties of the final gelatin product,

Hungary's main industries are mining, metallurgy, construction materials, processed foods, textiles, chemicals ( especially pharmaceuticals ), and motor vehicles.

Isidore of Miletus and Anthemius of Tralles originally planned on a main hall of the Hagia Sophia that measured 230 feet by 250 feet, making it the largest church in Constantinople, but the original dome was nearly 20 feet lower than it was constructed, “ Justinian suppressed these riots and took the opportunity of marking his victory by erecting in 532-7 the new Hagia Sophia, one of the largest, most lavish, and most expensive buildings of all time .” Although Isidore of Miletus and Anthemius of Tralles were not formally educated in architecture, they were scientists that could organize the logistics of drawing thousands of laborers and unprecedented loads of rare raw materials from around the Roman Empire to create the Hagia Sophia for Emperor Justinian I.

Discussion with workshops producing carts suggest the main problem is obtaining suitable wheels and axles, as well as other raw materials, that can be afforded by their clients.

An extended, structurally rigid, highly anisotropic shape seems to be the main criterion for liquid crystalline behavior, and as a result many liquid crystalline materials are based on benzene rings.

Japan and Hong Kong are the main suppliers of raw materials and capital goods.

Buddhist ( and Hindu ) temples were Mandala shaped, they are oriented according to the four cardinal points, the main gate being towards the east. Since building space and materials were scarce, Maldivians constructed their places of worship on the foundations of previous buildings.

* Imports-valued at US $ 21. 1 million ( 1991 ), mainly food, fuel, manufactures, building materials, machinery, main partners are Australia, USA, UK, Indonesia, India

The main factors which influence the shape of roofs are the climate and the materials available for roof structure and the outer covering.

There are four main types of courts depending on the materials used for the court surface: clay courts, hard courts, grass courts and carpet courts.

The main drawback in his time, as mentioned, was the poor knowledge of materials characteristics and behaviors at high temperatures.

The main cause of the urban heat island is modification of the land surface by urban development which uses materials which effectively retain heat.

Nuclear materials research focuses on two main subject areas, nuclear fuels and irradiation-induced modification of materials.

Langson Library is the main repository for most of UC Irvine's research materials and hosts many study areas.

In mountainous areas ( or near rivers in mountainous areas ), the main aquifers are typically unconsolidated alluvium, composed of mostly horizontal layers of materials deposited by water processes ( rivers and streams ), which in cross-section ( looking at a two-dimensional slice of the aquifer ) appear to be layers of alternating coarse and fine materials.

There are two main industrial classes of belt conveyors ; Those in general material handling such as those moving boxes along inside a factory and bulk material handling such as those used to transport industrial and agricultural materials, such as grain, coal, ores, etc.

These materials come from four main sources: animal ( wool, silk ), plant ( cotton, flax, jute ), mineral ( asbestos, glass fibre ), and synthetic ( nylon, polyester, acrylic ).

Tree-fern logs and flax were the main building materials.

It is a major industrial and services center ; its main industries include consumer and electrical goods, building materials, machinery, plastics, rubber, and textiles.

Construction materials, agricultural processing, beverages and consumer goods were the main sub-sectors.

The main requirement is to be sure the boat is numbered according to the regulations of the state in which the boat will be principally used.

Originally, the main types used were various compositions of polyesters.

For example the standard glutamic acid ( glutamate ) and the non-standard gamma-amino acid gamma-amino-butyric acid ( GABA ) are respectively the brain's main excitatory and inhibitory neurotransmitters, hydroxyproline-a major component of the connective tissue collagen-is synthesised from proline, the standard amino acid glycine is used to synthesise porphyrins used in red blood cells, and the non-standard carnitine is used in lipid transport.

* The British Empire of The Peshawar Lancers by S. M. Stirling features a massive water powered engine at Oxford, used by two of the main characters.

The main objective of the ATS is to ensure < cite > in the interests of all humankind that Antarctica shall continue forever to be used exclusively for peaceful purposes and shall not become the scene or object of international discord </ cite >.

Vessels may carry a number of anchors: bower anchors ( formerly known as sheet anchors ) are the main anchors used by a vessel and normally carried at the bow of the vessel.

Historically, archery has been used for hunting and combat, while in modern times, its main use is that of a recreational activity.

The ancient Assyrians also used the Sumerian language in their literature and liturgy, although to a more limited extent in the Middle-and Neo-Assyrian periods, when Akkadian became the main literary language.

The main recent sense of the word “ art ” is roughly as an abbreviation for creative art or “ fine art .” Here we mean that skill is being used to express the artist ’ s creativity, or to engage the audience ’ s aesthetic sensibilities, or to draw the audience towards consideration of the “ finer ” things.

Because the original designer had left the company another employee completely redesigned most of the system, ( adding a display snow remover circuit, true 80 / 64 column text mode support, ( with different size letters for TRS-80 and CP / M mode, so that in TRS-80 mode the full screen was also used, not just a 64x16 portion of the 80x25 screen ) with an improved font set ( adding " gray scale " version of the TRS-80 mozaik graphics and many special PETSCII like characters ), and a more flexible and reliable floppy disk controller and keyboard interface plus many other small improvements ), also an enclosure was developed for the main computer system, ( in the form of a 19-inch rack for the Eurocards ) and for two floppy disk drives and the power supply.

Since World War II, main battle tanks have largely replaced gun-armed tank destroyers although lightly armored anti tank guided missile ( ATGM ) carriers are commonly used for supplementary long-range anti-tank work.

Expansion and modernization of Raymond Field was completed in the fall of 2007 and features the installation of an eight-lane all-weather running track and a move to the same premium artificial turf used by the New England Patriots of the National Football League for its main playing field.

In the 1920s it was rumored used for both mushroom growing and bootleg whiskey stills even though there was no access into the main portion of the tunnel.

Since World War II, main battle tanks have largely replaced gun-armed tank destroyers although lightly armored anti tank guided missile ( ATGM ) carriers are commonly used for supplementary long-range anti-tank work.

New items are mostly to be found on the main street, Chūōdōri, with many kinds of used items found in the back streets of Soto Kanda 3-chōme.

Aleut basketry is some of the finest in the world, and the tradition began in prehistoric times. The main method of basketry used by the Aleuts was false embroidery ( overlay ).

There were three main kinds of harpoon that the Aleut ’ s used: a simple harpoon, with a head that kept its original position in the animal after striking, a compound ( toggle-head ) harpoon in which the head took a horizontal position in the animal after penetration, and the throwing-lance used to kill large animals.

Access to main memory is slower than access to a register like the accumulator because the technology used for the large main memory is slower ( but cheaper ) than that used for a register.

Its main creator was the Nigerian multi-instrumentalist and bandleader Fela Kuti, who gave it its name, who used it to revolutionise musical structure as well as the political context in his native Nigeria.