It measures the amount of " stuff " flowing through a surface per unit time in a " stuff fluid " of density moving with local velocity F. Its exterior derivative is then given by

Its primary cause is hemorrhage ( internal and / or external ), or loss of fluid from the circulation.

Its role is changing due to the increasing use of computational fluid dynamics, which reduces the need for all such experimental fluid flow measurement techniques.

Its applicability includes, but is not limited to, linear and non-linear analysis, solid and fluid interactions, materials that are isotropic, orthotropic, or anisotropic, and external effects that are static, dynamic, and environmental factors.

Its role as Algeria's liberators has remained the absolute cornerstone of the party's self-perception, and the defining feature of its otherwise somewhat fluid ideology.

Its hairs are irritating to human skin, and when disturbed it secretes a fluid that smells like rancid butter.

Its disciples believed in the existence of the universal fluid, and conducted the operation physically ,— that is, by passing the hands immediately over, or at a short distance from, the body of the patient.

Its composition varies but generally includes water and the dissolved solutes of the main circulatory fluid such as sap or blood.

Its most subtle material form is the breath, but is also to be found in blood, and its most concentrated form is semen in men and vaginal fluid in women.

Its hair cells transform the fluid waves into nerve signals.

Its size helps absorb fluid that might otherwise be locked in a small fixed system with no room for expansion due to valve arrangement.

Its Burns Unit is famous for the Parkland Formula for fluid resuscitation, developed by Charles R. Baxter in the 1960s.

Its associated body fluid is tears.

A feature of live Airplane sets at the time were free-form improvisational jams, with Dryden's licks complementing Casady's fluid style, examples of which can be heard on " Thing " and " Bear Melt " from Bless Its Pointed Little Head.

Its gait should be fluid and elastic.

Its composition varies but generally includes water and the dissolved solutes of the main circulatory fluid such as blood.

Its treatment includes immediate antibiotic therapy to prevent mediastinitis and sepsis, surgical repair of the perforation, and if there is significant fluid loss it should be replaced with IV fluid therapy since oral rehydration is not possible.

Its magnitude varies with the concentration of dissolved salts, type of fluid, gases present and temperature gradient.

Its usage is mostly restricted to engravings on stone and jewelry, although inscriptions have also been found on bone and wood.

Its symbol Ac is also used in abbreviations of other compounds that have nothing to do with actinium, such as acetyl, acetate and sometimes acetaldehyde.

Its pearls have also been collected for centuries.

Its weight also makes it relatively easy to move and carry, however its shape is generally not very compact and it may be difficult to stow unless a collapsing model is used.

Its roll-bar is also similar to that of the Bügel.

Its worst tendency was that of detonating prematurely, approximately a thousand feet in front of the launching aircraft, but it also had many motor failures, erratic flights, and fuzing problems.

Its dedicatee was Count Moritz von Fries, a patron to whom the fourth violin sonata, the string quintet of the same year, and the seventh symphony were also dedicated.

Its name comes from a nightclub in London that is also called Bedrock.

Its sister services, BBC World was also renamed as " BBC World News " while the national news bulletins became BBC News at One, BBC News at Six and BBC News at Ten.

Its purpose is to unburden the application software programmer from the often complex details of the particular computer being used, including such accessories as communications devices, printers, device readers, displays and keyboards, and also to partition the computer's resources such as memory and processor time in a safe and stable manner.

Its historic ties, its long military presence as well as its economic influence have also given it a political influence.

Its influence also spread to Korea and Japan.

Its head, Chun Doo-hwan, also gained power through a coup.

Its invention is commonly credited to the Celts, but there are also examples of Etruscan pattern mail dating from at least the 4th century BCE.

Its invention is credited to Fukushima Dembei Kunitaka, pupil, of Hojo Awa no Kami Ujifusa, but it is also said to be derived directly from foreign models.

Its texture is firm, with farmhouse traditional Cheddar being slightly crumbly ; it should also, if mature, contain large crystals of calcium lactate – often precipitated when matured for times longer than six months.

Its top level divisions served as a basis for the Library of Congress classification, which also took over some of its features.

Its ROM also contained some DOS bug fixes that didn't appear in the 1571 until much later.

Its closest genetic relative was the also extinct Rodrigues Solitaire, the two forming the subfamily Raphinae of the family of pigeons and doves.

Its name refers to the dolphinfish ( Coryphaena hippurus ), which is known as dorado in Spanish, although it has also been depicted as a swordfish.

Its breakdown products and metabolites, DDE and DDD, are also highly persistent and have similar chemical and physical properties.

Its graphic and interactive violence, as well as its Satanic imagery, also made it the subject of considerable controversy.

Its influence has also spread widely outside East Asia, and is amongst the most translated works in world literature.

Its chemistry is typical of the late actinides, with a preponderance of the + 3 oxidation state ; the + 2 oxidation state is also accessible, especially in solids.

Its present canon law requires that an ecumenical council be convoked and presided over, either personally or through a delegate, by the Pope, who is also to decide the agenda ; but the church makes no claim that all past ecumenical councils observed these present rules, declaring only that the Pope's confirmation or at least recognition has always been required, and saying that the version of the Nicene Creed adopted at the First Council of Constantinople ( 381 ) was accepted by the Church of Rome only seventy years later, in 451.