Encyclopedia

Ace Day Jobs Ace Day Jobs is a television series produced by the Australian Broadcasting Corporation, and has previously been a part of the programming for ABC Kids's Rollercoaster. Each episode runs for five minutes, in which time the audience (primarily Primary and lower High School students) are exposed to innovative careers and the individual's who love them.
Ace Eli and Rodger of the Skies Ace Eli and Rodger of the Skies is the story of a stunt pilot (Cliff Robertson) and his son (Eric Shea) as they barnstorm around the United States in the 1920's, and their adventures along the way, especially Ace Eli's romantic entanglements.
Ace Frehley Paul Daniel Frehley, aka Ace Frehley (born April 27, 1951) is an American guitarist best known as a founding member and lead guitarist for the rock band Kiss. Frehley played with the group from its inception in 1973 until his departure in 1982.
Ace Heart Ace Heart is a private detective cartoon canine that was the lead character on the half-hour live-action/animated series Dog City, which aired on FOX from 1992 to 1995. Eliot Shag (voice of Kevin Clash) was the creator of a cartoon series about a private eye pooch named Ace Heart (voice of Ron White).
Ace invaders Ace Invaders is a three line video poker game produced by International Gaming Technology. The game plays like other multi line video poker games except the bottom line is a Bonus Poker game, while the top two lines are both stud poker based games.
Ace K-1 The Ace K-1 was a single-seat biplane designed in 1919 by Alexander Klemin, then Professor of Aeronautical Engineering at New York University (NYU). Later versions included a nearly faired-in engine installation and some were fitted with the Salmson AD-9 engine.
Ace Lightning (video game) Ace Lightning has a triple bill of video games for PlayStation 2, PC and Game Boy Advance. In all of them, Ace Lightning ventures into the Carnival of Doom to find the pieces of the Amulet of Zoar and then capture his arch nemesis, Lord fear.
Ace of Aces (computer game) Ace of Aces is a computer game flight simulator developed by Artech Digital Entertainment in 1986. The game takes place during World War II and the player flies a RAF Mosquito long range fighter-bomber equipped with rockets, bombs and a cannon.
Ace of Hearts Records Ace of Hearts was the budget record label owned by Decca Records in the UK, with the aim of reissuing a whole range of American popular music in LP form from their extensive back catalogue. The label issued 184(?
Ace of Wands Ace of Wands was a fantasy-based British children's television show on CITV between 1970 and 1972, created by Trevor Preston and Pamela Lonsdale and produced by Thames Television. The title, taken from the name of a Tarot card describes the principal character, called "Tarot" (played by Michael Mackenzie) who combined stage magic with supernatural powers.
Ace Rusevski Ace Rusevski (born November 30, 1956 in Kumanovo) is a retired boxer from Macedonian descent, who represented Yugoslavia at the 1976 Summer Olympics in Montreal, Canada. There he won the bronze medal in the lightweight division (– 60 kg) after being defeated in the semifinals by eventual gold medalist Howard Davis Jr.
Ace Science Fiction Specials Ace Science Fiction Specials are three series of science fiction and fantasy books published by Ace Books between 1968 and 1990. Terry Carr edited the first and third series, taking the "TV special" concept and adapting it to paperback marketing.
Ace Ventura Ace Ventura is a fictional character, played by Jim Carrey in the films Ace Ventura: Pet Detective and Ace Ventura: When Nature Calls. The character was voiced by Michael Hall in the animated television series Ace Ventura: Pet Detective.
Ace Ventura: When Nature Calls Ace Ventura: When Nature Calls (1995) is the sequel to Ace Ventura: Pet Detective (1994). Jim Carrey reprises his role as the title character Ace Ventura, a detective who specializes in cases involving animals.
Acegi security framework (Java) Acegi Security is a Java/Java EE framework that provides authentication, authorization and other security features for enterprise applications built using the Spring Framework (Java). The project was started in late 2003 by Ben Alex, with it being publicly released under the Apache License in March 2004.
Aceh Aceh (IPA pronunciation: , pronounced approximately Ah-Cèh, but with [e], not [ei] at the end) is a special territory (daerah istimewa) of Indonesia, located on the northern tip of the island of Sumatra. Its full name is Nanggröe Aceh Darussalam.
Aceh monitoring mission Civilian Peacekeeping Mission in Aceh, established by the European Union according to the Memorandum of Understanding between former Acehnese rebel movement GAM and the Government of Indonesia on 15 August 2005.
Aceh Pheasant The Aceh Pheasant, Lophura hoogerwerfi also known as Hoogerwerf's Pheasant or Sumatran Pheasant is a medium-sized, up to 55cm long, bird of the Phasianidae family. The male is a crestless bluish black pheasant with bare red facial skin, short tail and grey legs.
Aceh Sultanate The Sultanate of Aceh was a sultanate centered in the modern area of Aceh Province, Sumatra, Indonesia, which was a major regional power in the 16th and 17th centuries, before experiencing a long period of decline. Its capital was Kutaraja, the present Banda Aceh.
Acehnese regional election, 2006 Regional elections were held in Aceh on 11 December 2006 after a peace treaty had been signed between the government of Indonesia and the Free Aceh Movement on 15 August 2005.Indonesia to kick off landmark poll campaign in Aceh, Reuters, 2006-11-22
Acela Express Acela Express (often called simply Acela, leading to early confusion with the Acela Regional and Acela Commuter) is the name used by Amtrak for the high-speed tilting train service operating between Washington, D.C.
Aceldama Aceldama is the Aramaic name the Jews gave to the field purchased with the money given to Judas Iscariot by the Romans for betraying Jesus. The word means "field of blood" and was named so because Judas hung himself from a tree and his entrails spilled out onto the earth.
Acen Acen Razvi (real name Syed Ahsen Razvi) was an early 1990s UK rave and Breakbeat Hardcore techno producer. Acen was known for tracks such as "Close Your Eyes" and "Trip II The Moon" (both 1992).
Acenaphthene Acenaphthene is a polycyclic aromatic hydrocarbon consisting of naphthalene with an ethylene bridge connecting positions 1 and 8. An alternative name, 1,2 dihydroacenaphthylene, emphasizes that it is a hydrogenated form of acenaphthylene.
Acene Acenes or polyacenes is a class of organic compounds and polycyclic aromatic hydrocarbons made up of linear fused benzene rings. The larger representatives have potential interest in electronic applications and are actively researched in chemistry.
Acephali "Acephali" (from the Greek language a-, "without," and kephale, "head") is a term applied to several sects as having no head or leader; and in particular to a strict monophysite sect that separated itself, in the end of the 5th century, from the rule of Peter Mongus, the patriarch of Alexandria, and remained "without king or bishop" till they were reconciled by Mark II (799 - 819).
Acephalous line An acephalous or headless line is a line in a poem which does not conform to its accepted metre, due to the first syllable's omission. Acephalous lines are usually deliberate variations in scansion, but this is not always obvious.
Acephalous Society Anthropologists use the term Acephalous (Greek for "headless") society to refer to societies which lack political leaders or hierarchies. These groups are also known as egalitarian or non-stratified societies.
Acepromazine Acepromazine or Acetylpromazine (More commonly known as ACP, or by the trade name Atravet) is one of the phenothiazine derivative psychotropic drugs, used little in humans, however frequently in animals as a sedative and antiemetic. Its principal value is in quietening and calming frightened and aggressive animals.
Acequia An acequia is a community operated waterway used in Spain and the American Southwest for irrigation. In the latter, acequias are usually historically engineered canals that carry snow runoff or river water to distant fields.
Acer (company) Acer () (Chinese:宏碁股份有限公司) is a Taiwan-based company which by 2004 had grown to be one of the world's top five branded PC vendors. It owns the second largest computer retail chain in Taiwan, Acerland, second only to Asus.
Acer Arena Acer Arena is a large entertainment and sporting complex located in Homebush in Sydney, Australia. It is situated in Sydney Olympic Park, and was completed in 1999 as part of the facilities for the 2000 Olympic Games.
Acer campestre Acer campestre (common name Field Maple) is a maple native to much of Europe, north to southern England (where it is the only native maple), Denmark, Poland and Belarus, and also southwest Asia from Turkey to the Caucasus, and north Africa in the Atlas Mountains. Outside its range it is widely known as Hedge Maple.
Acer Ferrari 4000 series The Ferrari 4000 series is a range of laptop computers made by Acer, and is a part of Acers Ferrari series of computer products. It has an AMD Turion 64 processor, whereas previous models were based on the AMD Athlon XP-M (3000), AMD Athlon 64 (3200), and the AMD Athlon 64 Mobile (3400), all of which use the Socket 754 interface.
Acer laevigatum Acer laevigatum (Smooth Maple or Nepal Maple), is an atypical species of maple native to southern China (Guizhou, Hong Kong, Hubei, Shanxi, Sichuan, Xizang, Yunnan), northern India (Arunachal Pradesh, Sikkim), northern Myanmar, Nepal, and northern Vietnam. It grows at moderate altitudes of 1,000-2,000 m, with a wet monsoon climateXu, T.
Acer monspessulanum Montpellier Maple (Acer monspessulanum) is a species of maple native to the Mediterranean region from Morocco and Portugal in the west, to Turkey and Lebanon in the east, and north to the Jura Mountains in France and the Eifel in Germany.Flora Europaea: Acer monspessulanumRushforth, K.
Acerbas Acerbas, a Tyrian priest of Hercules, who married Elissa, the daughter of king Mutgo, and sister of Pygmalion. He was possessed of considerable wealth, which, knowing the avarice of Pygmalion, who had succeeded his father, he concealed in the earth.
Acerbo Law The Acerbo Law was a 1923 electoral law, ostensibly proposed by Baron Giacomo Acerbo, forced through the Italian Parliament - the party gaining the majority of votes (providing they had at least 25 percent of the votes) gained 66% of the seats. It was conceived to give Fascism a grip on the political scene.
Acerola Acerola (Malpighia glabra), also known as Barbados cherry or wild crapemyrtle, is a tropical fruit-bearing shrub or small tree in the family Malpighiaceae, native to the West Indies and northern South America and also cultivated in India. It grows to 3 m tall, with a dense, thorny crown.
Acerra (incense box) In Ancient Roman sacrificial tradition, an acerra (Greek: ) was the incense box used in sacrifices. The incense was taken out of the acerra and let fall upon the burning altar; hence, we have the expression de acerra libare.
Aces Brass Aces Brass is an ensemble at the University of Evansville that performs at basketball games, pep events, homecoming, and a spring pops concert. The ensemble consists of approximately 25-75 UE students and is directed by Dean Musson and Tim Zifer.
Aces of the Deep The Aces of the Deep were the ten German U-Boat commanders during World War II who sank the most enemy merchant ships during their naval services, ranked according to the total tonnage of the ships they sank. The term is related to flying ace, a World War I name for a pilot who shot down five or more enemy planes.
Aces Up Aces Up (also known as Idiot's Delight, Once in a Lifetime, Ace of the Pile, Rocket to the Top or Firing Squad) is a solitaire card game using a deck of 52 playing cards. One advantage this game has is the minimal use of space; one can even play this game on an area as small as an encyclopedia volume cover.
Acesius Acesius was a bishop of Constantinople, in the reign of Constantine. He was a disciple of Novatus, the founder of Novatianism, whose distinguishing doctrine was, that those who had fallen from the faith in time of persecution, or who after baptism had committed any mortal sin, were not to be admitted to the communion of the church, even if they gave evidence of sincere repentance.
Acesulfame potassium Acesulfame potassium is a calorie-free artificial sweetener, also known as Acesulfame K or Ace K, and marketed under the trade names Sunett and Sweet One. In the European Union it is also known under the E number (additive code) E950.
Acetabular notch The acetabulum presents below a deep notch, the acetabular notch, which is continuous with a circular non-articular depression, the acetabular fossa, at the bottom of the cavity: this depression is perforated by numerous apertures, and lodges a mass of fat.
Acetabularia crenulata Acetabularia crenulata, one of the many species known as mermaid's wineglass, is a form of green algae generally found in shallow tropical seas. It can be found growing in great abundance along stretches of the overseas highway to Key West, Florida bordering on Florida Bay.
Acetabulum (cup) In ancient dining, an acetabulum (Gr: , , ) was a vinegar-cup, which, from the fondness of the Greeks and Romans for vinegar, was probably always placed on the table at meals to dip the food in before eating it. The vessel was wide and open above; and the name was also given to all cups resembling it in size and form, to whatever use they might be applied.
Acetaldehyde ammonia trimer Acetaldehyde ammonia trimer also known as just acetaldehyde ammonia(C6H15N3), is, at standard temperature and pressure normally in the form of light yellow or slightly beige crystals, but can appear brownish due to the presence of air. It is hygroscopic, and can be found in a trihydrate form.
Acetaldehyde dehydrogenase Acetaldehyde dehydrogenases () are dehydrogenase enzymes which convert acetaldehyde into acetic acid. In humans, there are three genes which encode this enzymatic activity, ALDH1A1 ALDH2] and the more recently discovered ALDH1B1 (also known as ALDH5) [http://www.
Acetate disc In sound recording, an acetate disc (or lacquer in the United States) is an audio disc used in the production of a gramophone record (for example, a LP record). The creation of the acetate disc allows audio engineers to determine how well a given recording will transfer to the final medium.
Acetated Ringer's Acetated Ringer's solution, also known as Ringer's acetate solution, is a solution that is isotonic with blood and intended for intravenous administration. It is abbreviated as "AR" or "RA".
Acetic acid Acetic acid, also known as ethanoic acid, is an organic chemical compound best recognized for giving vinegar its sour taste and pungent smell. Pure water-free acetic acid (glacial acetic acid) is a colorless hygroscopic liquid and freezes below 16.
Acetic anhydride Acetic anhydride, formally known as ethanoic anhydride and commonly abbreviated Ac2O, is one of the simplest of acid anhydrides. With the chemical formula (CH3CO)2O, it is a widely used reagent in organic synthesis.
Acetoacetic acid Acetoacetic acid (also known as 3-oxobutanoic acid or diacetic acid) is a beta-keto acid of the keto acid group, its empirical formula is C4H6O3 or CH3COCH2COOH. It is unstable at room temperature, decomposing to acetone and carbon dioxide.
Acetobacter Acetobacter is a genus of acetic acid bacteria characterized by the ability to convert alcohol (ethanol) to acetic acid in the presence of air. There are several species within this genus, and there are other bacteria capable of forming acetic acid under various conditions; but all of the Acetobacter are known by this characteristic ability.
Acetogen The term acetogen refers to a bacterium that generates acetate as a product of anaerobic respiration. This process is different from acetate fermentation, although both occur in the absence of oxygen and produce acetate.
Acetogenesis Acetogenesis is a process through which acetate is produced by anaerobic bacteria from a variety of energy (for example, hydrogen) and carbon (for example, carbon dioxide) sources. The different bacterial species that are capable of acetogenesis are collectively termed acetogens.
Acetohexamide Acetohexamide (Dymelor) is a first-generation sulfonylurea medication used to treat diabetes mellitus type 2, particularly in people whose diabetes cannot be controlled by diet alone. Acetohexamide lowers blood sugar by stimulating the pancreas to secrete insulin and helping the body use insulin efficiently.
Acetone In chemistry, acetone (also known as propanone, dimethyl ketone, 2-propanone, propan-2-one and β-ketopropane) is the simplest representative of the ketones. Acetone is a colorless, mobile, flammable liquid with melting point at −95.
Acetone (band) Acetone was a southern California based alternative rock/slowcore group with surf and country influences. The band consisted of Richie Lee (bass guitar and most lead vocals), Mark Lightcap (guitar and vocals) and Steve Hadley (drums).
Acette Acette is an Information Technology System Integrator, Software Engineering and Consulting firm headquartered in Dubai Internet City. Acette provides technology strategy consulting services, enterprise application integration services, Information technology enabled services and Value-added reseller services to banks and other financial services companies, industrial companies, trading houses and government organizations in Asia, Africa, Europe and North America.
Acetyl In organic chemistry, acetyl, sometimes called ethanoyl, is a functional group, the acyl of acetic acid, with chemical formula -COCH3. It is sometimes abbreviated as Ac (not to be confused with the element actinium).
Acetyl-CoA Acetyl-CoA is a very important molecule in metabolism since it is used in many biochemical reactions. Its main task is conveying the carbon atoms within the acetyl group to the citric acid cycle to be oxidized for energy production.
Acetyl-CoA carboxylase Acetyl-CoA carboxylase (ACC) is a biotin-dependent enzyme that catalyses carboxylation of acetyl-CoA to produce malonyl-CoA through its two catalytic activities, biotin carboxylase (BC) and carboxyltransferase (CT). ACC is a multi-subunit enzyme in most prokaryotes, whereas it is a large, multi-domain enzyme in most eukaryotes.
Acetylated lanolin alcohol Acetylated lanolin alcohol, sometimes known as "sheep alcohol," is a non-drying organic compound produced from lanolin, the fat of wool shearings, which has been reacted with acetic acid and a small amount of lye. There are synthetic variants available; however, the animal-derived product has more anti-allergenic tendencies.
Acetylene Acetylene (systematic name: ethyne) is the simplest alkyne hydrocarbon, consisting of two hydrogen atoms and two carbon atoms connected by a triple bond. Because it contains a triple bond, acetylene is an unsaturated chemical compound.
Acetylcholine The chemical compound acetylcholine, often abbreviated as ACh, was the first neurotransmitter to be identified. It is a chemical transmitter in both the peripheral nervous system (PNS) and central nervous system (CNS) in many organisms including humans.
Acetylcholinesterase inhibitor A Acetylcholinesterase inhibitor or Anti-cholinesterase is a chemical that inhibits the cholinesterase enzyme from breaking down acetylcholine, so increasing both the level and duration of action of the neurotransmitter acetylcholine.
Acevo Acevo is the Association of Chief Executives of Voluntary Organisations, a membership body for the leaders of third sector organisations. Acevo has sister organisations in Scotland (acosvo) and Northern Ireland (ACOVO).
Acey-deucey Acey-deucey is a variant of backgammon, which features a differing starting position, opening play, and rules for the endgame and the use of the doubling cube. Because checkers may be retained in one's opponent's home board, the game offers substantial opportunities for backgame play.
Aceyalone Aceyalone (born Eddie Hayes) is an American rapper, known for his passion for and command of words and language. Having played an important part in the development of intelligent, literate rap in a time when gangsta rap was the predominant rap style, he continues his recognizable and otherwise unchanged craft to this day.
Aci Trezza Aci Trezza is a town in Sicily about 7 miles north of Catania, with a population of around 5,000 people. The town is technically a part of Aci Castello, but it has long outgrown the need for outside administration and is largely autonomous.
Acid attack Acid attacks are a violent phenomenon that primarily occur in parts of certain South Asian countries, such as India, Pakistan and Bangladesh, and are often perpetrated by males against females. Perpetrators of these attacks throw acid at their victims, burning them.
Acid Android Acid Android is the solo project band formed by yukihiro, drummer of L'Arc~en~Ciel, during that band's hiatus. They currently have one full length self-titled album entitled "purification", and a mini-album entitled "Faults".
Acid Blues Acid Blues is a new release of music that combines Rock, Soul, Funk, Jazz and Blues rock. Acid Blues Rock is believed to be founded in Seattle, Washington directly into the 21st century and lives through many's past music, mainly Blues Rock and Acid Jazz artists such as Jimi Hendrix.
Acid Brass Acid Brass was a musical collaboration between Turner-Prize-winning artist Jeremy Deller and the Williams Fairey Brass Band. The project was based on fusing the music of a traditional brass band with acid house and Detroit techno.
Acid dissociation constant In chemistry and biochemistry, the acid dissociation constant, the acidity constant, or the acid-ionization constant (Ka) is a specific type of equilibrium constant that indicates the extent of dissociation of hydronium ions from an acid. The equilibrium is that of a proton transfer from an acid, HA, to water, H2O.
Acid House Kings Acid House Kings is a Swedish indie pop band. It was founded in 1991 by Joakim Ă–dlund (also in the bands Poprace, Double Dan, and Starlet) and brothers Niklas (Red Sleeping Beauty} and Johan AngergĂĄrd (Club 8, Poprace).
Acid indigestion Acid indigestion is a type of indigestion involving an excess of hydrochloric acid in the stomach. Frequent occurrence of acid indigestion can lead to aggravation of the duodenum or to an aggravation of the lining of the stomach, both of which can lead to ulcers which can be life-threatening.
Acid jazz Acid jazz (also known as club jazz) is a musical genre that combines elements of soul music, funk, disco particularly repetitive beats and modal harmony.It has only a very vague (if any at all) jazz] music influence.
Acid Jazz Records Acid Jazz Records is the name of a record label based in east London, taking its name from Acid Jazz, a genre of jazz music. Radio and club DJ Gilles Peterson is credited with coining the phrase Acid Jazz in the late 1980s in his BBC Radio 1 biography
Acid lipase disease Acid lipase disease is a name used to describe two related disorders of fatty acid metabolism. Acid lipase disease occurs when the enzyme needed to break down certain fats that are normally digested by the body is lacking or missing, resulting in the toxic buildup of these fats in the body’s cells and tissues.
Acid mantle The acid mantle is a very fine, slightly acidic film on the surface of the skin acting as a barrier to bacteria, viruses and other potential contaminants that might penetrate the skin. These contaminants and other chemicals are primarily alkaline in nature and the skin's moderate acidity helps to neutralize their chemical effects.
Acid number In chemistry, acid number (or "neutralization number" or "acid value" or "acidity") is the mass of potassium hydroxide (KOH) in milligrams that is required to neutralize one gram of chemical substance. The acid number is a measure of the amount of carboxylic acid groups in a chemical compound such as a fatty acid.
Acid phosphatase Acid phosphatase is a phosphatase, a type of enzyme, used to free attached phosphate groups from other molecules during digestion. It is stored in lysosomes and functions when these fuse with endosomes, which are acidified while they function; therefore, it has an acid pH optimum.
Acid rain Acid rain (or more accurately acid precipitation)The term "acid rain" is commonly used to mean the deposition of acidic components in rain, snow, fog, dew, or dry particles. The more accurate term is "acid precipitation.
Acid rap Acid rap, or American trip hop, is a subgenre of abstract hip hop in which lyrics are cryptic, abstract, spacey, sometimes dark, and sometimes drug or science fiction-related, with eerie, trippy, spaced-out drumbeats and instrumentation. This form of "acid rap" is unrelated to the Bristol-based Trip hop, but shares some similarities.
Acid Rain Program The Acid Rain Program is a market-based initiative taken by the United States Environmental Protection Agency in an effort to reduce overall atmospheric levels of sulfur dioxide and nitrogen oxides, which cause acid rain The program is an implementation of emissions trading] that primarily targets [[fossil fuel power plant | coal-burning power plants, allowing them to buy and sell emission permits (called "allowances") according to individual needs and costs.
Acid salt Acid salts are a class of chemical compounds that are formed when a dibasic or tribasic acid has been neutralized to some degree. Because the acid is only partially neutralized, one or more replaceable protons remain.
Acid soul The Acid Soul is a grind used in Aggressive Inline Skating. It is similar to the Soul grind but differs in that the leading foot is positioned in the 'backside' position (with the heel of the skate pointing towards the object being ground).
Acid techno Acid techno is the term used to describe a style of techno that originated in the London squat party scene in the mid 1990s. It is characterised by heavy use of the Roland TB-303 for bass and lead sounds, a less repetitive sound than many other forms of techno (early influences included the German acid trance scene) and an irreverent, often-political attitude seen in the titles and samples used in many of its tracks; many of the scene's originators had originally been part of the punk scene.
Acid trance Acid trance is a style of trance music that emerged in the late '80s early '90s focusing on utilising the acid sound. The trademark sound of "acid" is produced with a Roland TB-303 by playing a sequenced melody while altering the instrument's filter cutoff frequency, resonance, envelope modulation, and accent controls.
Acid Test (Liquidity Ratio) The Acid Test often appears in business balance sheets to determine the ability of the business to pay its debts. The Acid Test is one of the most used liquidity ratios in business, as well as the current ratio.
Acid Trax Acid Trax is a twelve-minute long 12" single released in 1986 by Phuture. It is one of several recordings laying claim to be the first track that was made using the Roland TB-303 synth and thus one of the first Acid House recordings.
Acid-base homeostasis The body is very sensitive to its pH level. Outside the range of pH that is compatible with life, proteins are denatured and digested, enzymes lose their ability to function, and the body is unable to sustain itself.
Acid-base titration An acid-base titration is a method in chemistry that allows quantitative analysis of the concentration of an unknown acid or base solution. It makes use of the neutralization reaction that occurs between acids and bases, and that we know how acids and bases will react if we know their formula.
Acid-citrate-dextrose Acid Citrate Dextrose Solution (sometimes called Anticoagulant Citrate Dextrose Solution) is a solution of citric acid, sodium citrate and dextrose in water. It is mainly used as an anticoagulant to preserve blood, it is also used during procedures such as plasmapheresis instead of heparin.
Acid-free paper Acid-free paper is paper that has a neutral or basic pH (7 or greater), although paper having a pH between 6 and 7 is often also considered acid-free. During production, it is treated with a mild base (usually calcium or magnesium bicarbonate) to neutralize the natural acids occurring in wood pulp, and it may also be buffered to prevent the formation of additional acids (as may develop from the application of sizing).
Acidithiobacillales The Acidithiobacillales are a recently recognized order of Proteobacteria with only two genera, placed in separate families. Originally both were included in the genus Thiobacillus, but they are not related to the type species, which belongs to the beta proteobacteria.

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