; Single Boiler, Dual Use ( SB / DU ): Some home pump espresso machines use a single chamber both to heat water to brewing temperature and to boil water for steaming milk.

; Dual Boiler ( DB ): Finally, in some espresso machines for commercial or home use, water for brewing is heated in a separate chamber, which requires two separate boilers.

: The term " Dual Boiler " is used narrowly for machines with two separate boilers, and more broadly for what are more properly called " Dual Heater " ( DH ) machines, featuring a boiler for brewing and a separate thermoblock ( TB ) for heating brew water to steaming temperature – opposite to HX machines, where the boiler is at steaming temperature and is cooled to brewing temperature.

In Judaism, the references to The Spirit of God, Ruach HaKodesh, The Holy Spirit of YHWH, abound, however it has rejected any idea of The Eternal God as being either Dual or Triune.

This scheme was originally planned to proceed as a High Quality Dual Carriageway ( HQDC ), which would have seen it built to many of the same engineering standard as a motorway, with a design speed of 120 km / h, however a Statutory Instrument was passed on 17 July 2008, re-designating this and many other new HQDC schemes as motorway.

* The Dual Contracts signed by operators in New York City restricted their ability to increase fares at a time of high inflation ; however, these contracts also allowed the city to operate them.

If, however, the same person emigrated to Canada, obtained Canadian citizenship and commenced employment with a Canadian company, they would be treated as a Canadian-UK Dual National for the purposes of any U. S. export authorization to which their employer was a party.

Although he believed that only the defeat of Serbia could preserve the Dual Monarchy, he was, however, not personally a warmonger, as can be said of General Conrad von Hötzendorf.

By the time of the interview, however, he had changed his equipment completely, the main pieces of his gear being a rack-mounted Mesa / Boogie Dual Rectifier and the preamp of his Elite Stratocaster that was converted into a rack-mounted preamp ( this allowed him to emulate the sound of his Elite Stratocaster, regardless of what guitar he used ), which was his setup during the Dogman era, and would continue into the 1990s and early 2000s.

* All page titles starting from Dual

Dual vector space: The map which assigns to every vector space its dual space and to every linear map its dual or transpose is a contravariant functor from the category of all vector spaces over a fixed field to itself.

In 1879, Bismarck formed a Dual Alliance of Germany and Austria-Hungary, with the aim of mutual military assistance in the case of an attack from Russia, which was not satisfied with the agreement reached at the Congress of Berlin.

The Asia Leaders Programme, a Dual Campus Master Programme, is a shared initiative between the Nippon Foundation and the University for Peace, in collaboration with Ateneo de Manila University, which aims to provide students from Japan and other Asian countries with an opportunity to pursue a peace studies post graduate degree with a content-based language-training module.

* August 16 – The Entente promises the Kingdom of Serbia, should victory be achieved over Austro-Hungary and its allied Central Powers, the territories of Baranja, Srem and Slavonia from the Cisleithanian part of the Dual Monarchy ; Bosnia and Herzegovina ; and eastern Dalmatia ( from the river of Krka to Bar ).

Dual number existed in Proto-Indo-European, persisted in many of the now extinct ancient Indo-European languages that descended from it — Sanskrit, Ancient Greek and Gothic for example — and can still be found in a few modern Indo-European languages such as Slovene.

The Dual Origin of the Malagasy in Island Southeast Asia and East Africa: Evidence from Maternal and Paternal Lineages.

* Hurles, M. E. et al., " The Dual Origin of the Malagasy in Island Southeast Asia and East Africa: Evidence from Maternal and Paternal Lineages ".

Dual treatment ( behavioral therapy and medication ) may provide an advantage in some cases, but robust evidence from high-quality studies is lacking.

This road is colloquially referred to as the " Naas Dual carriageway " because when it was originally up-graded in 1964 the road from Dublin to Naas was a double lane carriageway, one of the first of its kind in Ireland.

Dual display: An older Polycom VSX 7000 system and camera used for videoconferencing, with two displays for simultaneous broadcast from separate locations ( 2008 ).

# Dual Parenting is where the telephone carrier provides the same numbers from two different telephone exchanges.

* Dual monitor support: the presenter can show the presentation on a screen and still see the desktop or notes from his or her laptop or presenter screen.

Dual martyrdom by burning, 1558 ; from a 1641 edition of Foxe.

The enforced zone stretches from the Bogend Toll Junction ( Dundonald / Tarbolton junction ) at the northern end on the Dual carriageway section where the junctions are not grade separated, down to just north of Lendalfoot ; a distance of around.

The 1920 subway portion from the DeKalb Avenue connection to the Fourth Avenue subway is a typical New York City subway tunnel of the Dual Contracts era.

If one agent from the brokerage has a home listed and another agent from that brokerage has a buyer-brokerage agreement with a buyer who wishes to buy the listed property, Dual Agency occurs by allowing each agent to be designated as " intra-company " agent.

Dual aerial systems are being removed as they will not work for reception of digital terrestrial TV ( until after switchover in 2011 ), in addition to the East Midlands variations being available through cable and satellite but many still remain from the 1990s and late 1980s.

As part of the Dual Contracts, an extension from Cypress Hills east to Jamaica was completed on July 3, 1918, a third express track was added west of East New York, and express trains began running in 1922.

Bonds and Treasury bills are traded between 9: 30 a. m. and 4: 30 p. m. Derivatives trading runs from 9: 30 a. m to 4: 30 p. m. Dual listing is permitted, and many larger Israeli companies are dually listed on the TASE and one or more foreign markets, usually the New York Stock Exchange or NASDAQ, but also the American Stock Exchange and London Stock Exchange.

NE555 from Signetics in Dual in-line package | dual-in-line package

Dual franking was tolerated from December 22, 1961 until January 4, 1962.

Dual plugs provide both redundancy should a magneto fail, and better engine performance ( through enhanced combustion ).

Dual Language programs are less common in US schools, although research indicates they are extremely effective in helping students learn English well and aiding the long-term performance of English learners in school.

The Global Green Economy Index, published annually by consultancy Dual Citizen Inc., measures and ranks the perception and performance of 27 national green economies.

The design was discontinued in May 2001, in favor of the new " Dual USB " iBooks.

Tannoy is famous for its ' Dual Concentric ' speaker design which places the tweeter behind the centre of the medium or bass driver.

' Dual Concentric ' is a trademark although Tannoy is not the only speaker manufacturer to design coaxial speakers.

Prestige speakers use Dual Concentric cone speakers and are easily recognisable by their ' vintage ' design.

Dual action airbrushes ( Badger Patriot 105, Paasche VL, Iwata CM-C are all good examples of dual action airbrushes ) are of a more sophisticated design model than single action airbrushes, which tends to make them the more expensive of the two.

If a design utilizes it along with a front-side bus ( FSB ), it is said to use a dual-bus architecture, or in Intel's terminology Dual Independent Bus ( DIB ) architecture.

Central Saint Martins was the first college to launch Dual City Summer Session courses in 2008 which start in London and then continue on to either Milan, Barcelona or Paris with other reputable art and design colleges.

The two speed " Dual Path Turbine Drive " automatic was a Buick design and shared no common parts with the better known Chevrolet Power-Glide transmission.

* Comanche: Similar design to the Fender Stratocaster but utilizes MFD Z-coil pickups, a Dual Fulcrum vibrato bridge and additional pickup switch options ( super-switch ).

* Legacy: Similar design to the Stratocaster with design considerations derived from older Stratocaster models from the 1950s and 1960s, but also newer features such as the G & L Dual Fulcrum vibrato.

New features included a new exterior and interior design, charcoal perforated leatherette seating surfaces, OnStar and standard on all models, available XM Satellite Radio, available leather-wrapped steering wheel wand shift knob are now included with perforated leatherette seating surface option, Driver Information Center with outside temperature display and fuel economy / driving range function, new 15 " 5-spoke aluminum wheels, GM Oil Life Monitoring System, ECOTEC 1. 6L DOHC 16-valve 4-cylinder MFI engine with Variable Valve Timing and Dual Continuous Variable Cam Phasing ( 107 hp @ 6400 rpm, of torque @ 3800 rpm ), 5-speed manual transmission to include shift indicator light.

In 1969, the Army started the Future Rifle Program, and invited AAI to enter against General Electric's Dual Cycle Rifle, a derivative of the Springfield SALVO design.

Dual sparkplugs per cylinder were used in some variants of this engine for enhanced combustion efficiency, and to combat poor head design.

Additionally there was at least one prototype featuring 2 tracks and a mid-engine design. Rare Dual Track Tucker 323 Sno-Cat

** Optimal Dual Controllers to design