Although allenes often require specialized syntheses, the parent, propadiene is produced on a large scale as an equilibrium mixture with methylacetylene:

Although there are computational methods that can be used to estimate the behavior of a mixture of arbitrary components, the only way to obtain accurate vapor-liquid equilibrium data is by measurement.

Although the presence of either quicklime or saltpeter in the mixture cannot be entirely excluded, they were consequently not the primary ingredient.

Although this difference is trivial in bulk chemistry calculations, it can result in complete failure in situations where the behavior of individual molecules matters, such as in mass spectrometry and particle physics ( where the mixture of isotopes does not act as an average ).

Although there are team sponsors, the sport is still an amateur sport financed by a mixture of private funding and commercial sponsors.

Although partly a return to the band's heavier punk roots, the album featured a typically idiosyncratic mixture of musical styles which included a country and western style Johnny Cash pastiche / homage " I Hate You ".

Although Lauda became the season's pacesetter, achieving six consecutive pole positions, a mixture of inexperience and mechanical unreliability meant Lauda won only one more race that year, the Dutch GP.

Although originally defined as a single mineral, limonite is now recognized as a mixture of related hydrated iron oxide minerals, among them goethite, akaganeite, lepidocrocite, and jarosite.

Although set in ancient Greece, the show also has a mixture of Oriental, Egyptian and Medieval elements in various episodes.

' Although most other elements have a mixture of metallic and nonmetallic properties most such elements can also be classified as either metals or nonmetals according to which set of properties are regarded as being more pronounced in them.

Although Mountain Dew was first marketed under that name in Knoxville, the original soft drink ’ s formula changed drastically from Knoxville ’ s formula to the syrup mixture that constitutes today ’ s drink ; that mixture was formulated in Marion.

Although the mixture was a curious one, it did have the one overwhelming virtue of excluding nobody on dogmatic grounds, a circumstance, on the left and at the time, cannot be lightly dismissed.

Writing in The Times Literary Supplement, Alexander Fiske-Harrison reviewed her final novel in 2000, Gemini, and through that her entire oeuvre of historical fiction: " Although Dunnett ’ s writing style is not the neutral prose of genre fiction and it can be opaque and hard to read, especially in the early works, at times, this works with the almost melodramatic content to produce a powerful, operatic mixture ...

Although there are very few evaluable anthropological finds, the appearance of the characteristic planoccipital ( flattened back ) Taurid type in the populations of some later cultures ( e. g. Kisapostag and Gáta-Wieselburg cultures ) suggested a mixture with the local population contradicting such archaeological theories.

Although Jèrriais is occasionally misleadingly described as a mixture of Norse and French, it would be more linguistically accurate to state that when the Norse-speaking Normans ( lit.

Although, as discussed above, the product was probably a mixture of several compounds, Bartlett's work was the first proof that compounds could be prepared from a noble gas.

Although plaster and fibres fiborous plaster have been used for many years especially for ceilings, it was not until the early 1990s that serious studies of the strength and qualities of a walling system Rapidwall, using a mixture of gypsum plaster and 300mm plus fibreglass rovings were investigated.

Although none of the categories is independent, and many camps could be classified as a mixture of several of the above, and all camps had some of the elements of an extermination camp, systematic extermination of new-arrivals occurred in very specific camps.

Although originally a Norman stronghold the castle maintains a mixture of architectural styles as modifications were made to the structure over successive centuries.

Although salinity varies throughout the lake system, it approximates a one third fresh, two-thirds sea water mixture, and hence may be termed brackish water.

Although many Akha people may be considered converts by the missionaries, nearly 100 % practice some mixture of Christianity and traditional Akha beliefs.

Although the town's origins are ancient, Ashford's housing stock is chiefly a mixture of detached and semi-detached housing built between 1930 and 1960.

Although the principles of psychrometry apply to any physical system consisting of gas-vapor mixtures, the most common system of interest is the mixture of water vapor and air, because of its application in heating, ventilating, and air-conditioning and meteorology.

Although he is perfectly willing to cooperate with Scotland Yard, Holmes has nothing but contempt for the intelligence and mentality of the police.

Although we continue to pay our conversational devotions to `` free private enterprise '', `` individual initiative '', `` the democratic way '', `` government of the people '', `` competition of the marketplace '', etc., we live rather comfortably in a society in which economic competition is diminishing in large areas, bureaucracy is corroding representative government, technology is weakening the citizen's confidence in his own power to make decisions, and the threat of war is driving him economically and physically into the ground ''.

Although it is constantly made to look foolish ( too simple to come in out of the rain, people say, who have found in the innocent an impediment ), it does not mind looking foolish because it is not concerned with how it looks.

Although open to the general public it is not overcrowded ; ;

Although we have no measures of its strength or intensity, the heritage of the doctrine of inalienable rights is retained.

Although because of the important achievements of nineteenth century scholars in the field of textual criticism the advance is not so striking as it was in the case of archaeology and place-names, the editorial principles laid down by Stevenson in his great edition of Asser and in his Crawford Charters were a distinct improvement upon those of his predecessors and remain unimproved upon today.

Although Patchen has given previous evidence of an interest in jazz, the musical group that he works with, the Chamber Jazz Sextet, is often ignored by jazz critics.

Although the false glamour surrounding bourbon or other whisky commercials is possibly no more fatuous than the pseudo-sophistication with which TV soft-drinks are downed or toothpaste applied, there is a sad difference between enticing a viewer into sipping Oopsie-Cola and gulling him into downing bourbon.

Although the United States and the U.S.S.R. have been arguing whether there shall be four, five or six top assistants, the most important element in the situation is not the number of deputies but the manner in which these deputies are to do their work.

`` Although it is not the best of which he is capable '', said Shelley as he closed the book, `` it is still poetry of a high order ''.

Although Sam Rayburn affects a gruff exterior in many instances, nevertheless he is fundamentally a man of warm heart and gentle disposition.

Although a similar situs for tangible property is mentioned in the statute, this is cancelled out by the provision that definite kinds of property `` and all other tangible property '' situated or being in any town is taxable where the property is situated.

Although much of the Industrial Division's promotional effort is devoted to securing new locations and expansions by major industries, small business is also afforded considerable attention.

Although Mr. Brown was not himself its inventor ( it was a French idea ), it is typical that his intuition first conceived the importance of mass producing this basic tool for general use.

Although " android " is used almost universally to refer to both sexes, and those of no particular sex, " android " technically refers to the male form, while " gynoid " is the feminine form.

Although digital setting circles can be used to display a telescope's RA and Dec coordinates, they are not simply a digital read-out of what can be seen on the telescope's analog setting circles.

Although the name actually applies to a group of snakes, it is often used to refer only to one species in particular, the common or green anaconda, Eunectes murinus, which is one of the largest snakes in the world.

Although originally controversial, the axiom of choice is now used without reservation by most mathematicians, and it is included in ZFC, the standard form of axiomatic set theory.

Although the axiom of countable choice in particular is commonly used in constructive mathematics, its use has also been questioned.

Although an explanation for the phenomenon was not provided until 1919, duralumin was one of the first " age hardening " alloys to be used, and was soon followed by many others.

Although hydrogen-like orbitals are still used as pedagogical tools, the advent of computers has made STOs preferable for atoms and diatomic molecules since combinations of STOs can replace the nodes in hydrogen-like atomic orbital.

Although Collins used it as a catharsis for her opposition to the Vietnam War, two years after her rendition, the Royal Scots Dragoon Guards, senior Scottish regiment of the British Army, recorded an instrumental version featuring a bagpipe soloist accompanied by a pipe and drum band.

Although Dio is the earliest writer to mention them, Ammianus Marcellinus used the name to refer to Germans on the Limes Germanicus in the time of Trajan's governorship of the province shortly after it was formed, circa 98 / 99.

Although the 1987 decision settled the question of the scientific name of the genus, the common name " amaryllis " continues to be used differently.

Although the term aeon may be used in reference to a period of a billion years ( especially in geology, cosmology or astronomy ), its more common usage is for any long, indefinite, period.

Although most dialects of English used in the former British Empire outside of North America and Australasia are, to various extents, based on British English, most of the countries concerned have developed their own unique dialects, particularly with respect to pronunciation, idioms and vocabulary.

Although used for similar purposes, transparent colors and image masks do not permit the smooth blending of the superimposed image pixels with those of the background ( only whole image pixels or whole background pixels allowed ).

Although cheap and effective in enabling use of some software that only used official ROM entry points for text output, this solution proved very slow because the Electron had to be placed into an 80-byte-pitch display to be able to get anywhere near to reproducing mode 7 and the CPU spent a lot of time drawing approximations of mode 7 characters and graphics that in a hardware solution would be achieved without any CPU processing.

Although this produced a mode 7 that barely impacted upon CPU performance and gave the same visual quality as the BBC Micro, it remained compatible only with software that used the ROM routines for outputting text and graphics and still used 10 kB of memory for the display.

Although used during the Normandy landings, by that point German aircraft were contained by the Allies own air forces and they were largely unneeded.

Although modern analytical chemistry is dominated by sophisticated instrumentation, the roots of analytical chemistry and some of the principles used in modern instruments are from traditional techniques many of which are still used today.

Although he used the usual French terms " avant J .- C ." ( before Jesus Christ ) and " après J .- C ." ( after Jesus Christ ) to label years elsewhere in his book, the Byzantine historian Venance Grumel used negative years ( identified by a minus sign, −) to label BC years and unsigned positive years to label AD years in a table, possibly to save space, without a year 0 between them.

Although a wide variety of graphite tube designs have been used over the years, the dimensions nowadays are typically 20 – 25 mm in length and 5 – 6 mm inner diameter.

Although these instruments have slow response time and low accuracy, they were sometimes used in measuring radio-frequency current.

Although his paper was widely cited, a random selection of 60 of these citations revealed that 29 of the papers were direct rebuttals or criticisms of Jensen's arguments, 8 cited the paper as an " example of controversy ," 8 used it as a background reference.

Although this document was subsequently adopted by International Organization for Standardization ( ISO ) and subsequent revisions published by ISO have been adopted by ANSI, the name ANSI C ( rather than ISO C ) is still more widely used.