Technology

• T1 font or Cork encoding, a character encoding used in computer programming and telecommunications
• UltraSPARC T1
  UltraSPARC T1
  |right|262px|UltraSPARC T1 processorSun Microsystems' UltraSPARC T1 microprocessor, known until its 14 November 2005 announcement by its development codename "Niagara", is a multithreading, multicore CPU...
  
  , a microprocessor
• T1, another name for Digital Signal 1
  Digital Signal 1
  Digital signal 1 is a T-carrier signaling scheme devised by Bell Labs. DS1 is a widely used standard in telecommunications in North America and Japan to transmit voice and data between devices. E1 is used in place of T1 outside North America, Japan, and South Korea...
  
   (DS-1), a standard digital communications link
• The 3mm T1 Light-emitting diode
  Light-emitting diode
  A light-emitting diode is a semiconductor light source. LEDs are used as indicator lamps in many devices and are increasingly used for other lighting...
  
  , a common size for through-hole devices

Biology

• Cyclin T1, a human gene
• GalNAc-T1, a human gene
• Ribonuclease T1
  Ribonuclease T1
  Ribonuclease T1 is a fungal endonuclease that cleaves single-stranded RNA after guanine residues, i.e., on their 3' end; the most commonly studied form of this enzyme is the version found in the mold Aspergillus oryzae. Owing to its specificity for guanine, RNase T1 is often used to digest...
  
  , a fungal endonuclease
• in anatomy:
  • The first of the thoracic vertebrae
    Thoracic vertebrae
    In human anatomy, twelve thoracic vertebrae compose the middle segment of the vertebral column, between the cervical vertebrae and the lumbar vertebrae. They are intermediate in size between those of the cervical and lumbar regions; they increase in size as one proceeds down the spine, the upper...
    
     in the vertebral column
  • thoracic spinal nerve 1
    Thoracic spinal nerve 1
    The thoracic spinal nerve 1 is a spinal nerve of the thoracic segment..It originates from the spinal column from below the thoracic vertebra 1 ....
    
    , a nerve emerging from the vertebrae
• in Medicine :
  • a non-small cell lung carcinoma staging code for a tumour less than 3 cm in its greatest dimension
  • T₁-weighted MRI, a form of magnetic resonance imaging

Mathematics

• T₁ spaces
  T1 space
  In topology and related branches of mathematics, a T1 space is a topological space in which, for every pair of distinct points, each has an open neighborhood not containing the other. An R0 space is one in which this holds for every pair of topologically distinguishable points...
  
  , a topological spaces satisfying the T₁ separation axiom
• , the 1-torus
  Torus
  In geometry, a torus is a surface of revolution generated by revolving a circle in three dimensional space about an axis coplanar with the circle...
  
  

Automotive

• Caparo T1
  Caparo T1
  The Caparo T1 is a British mid-engine, rear-wheel drive, two-seat automobile built by Caparo Vehicle Technologies, founded by design director Ben Scott-Geddes and engineering director Graham Halstead, engineers formerly involved in the development of the McLaren F1. The T1 was inspired by Formula...
  
  , a 2006 British sports car
• CWS T-1
  CWS T-1
  The CWS T-1 was the first serially-built car manufactured in Poland. A series of different cars based on the T-1 chassis designed by Tadeusz Tański of the Centralne Warsztaty Samochodowe , it was the only motor car that could be completely dismantled and again put together with one tool; all its...
  
  , a 1925 Polish serially-built car
• EE-T1 Osório
  EE-T1 Osório
  The Engesa EE-T1 Osório was a Brazilian main battle tank prototype. It was developed as a privately funded venture by Engesa, with little government support. It was intended to be sold first to Arab and other Third World countries, jump-starting production — and enabling the Brazilian Army to later...
  
  , a 1985 Brazilian main battle tank
• Ford T1 platform, a vehicle architecture used in large SUVs
• Mercedes-Benz T1, a 1977 van/truck also called a transporter
• a 1965 British Bentley T-series
  Bentley T-series
  The Bentley T-Series is an automobile which was produced by Bentley Motors Limited in the United Kingdom from 1965 to 1980. It was announced and displayed for the first time at the Paris Motor Show on 5 October 1965 as a Bentley-badged version of the totally-redesigned chassis-less Rolls-Royce...
  
   model
• a Volkswagen Type 2
  Volkswagen Type 2
  The Volkswagen Type 2, officially known as the Transporter or Kombi informally as Bus or Camper , was a panel van introduced in 1950 by German automaker Volkswagen as its second car model – following and initially deriving from Volkswagen's first model, the Type 1 , it was given the factory...
  
   van generation
• a Dakar Rally car class
• a Rally raid car class

Aircraft

• T-1 Jayhawk, a jet trainer plane used by the U.S. Air Force since 1992
• T-1 SeaStar, a U.S. Navy turbojet trainer plane first flown in 1953
• T.1 Swift, a British prototype carrier-based torpedo plane of 1921
• Bulldog T.1, a British light trainer plane for the RAF flown in 1972
• Chipmunk T.1, a Canadian-built de Havilland DHC-1 Chipmunk version made in 1946
• Fuji T-1
  Fuji T-1
  -References:* Donald, David and Jon Lake. Encyclopedia of World Military Aircraft. London:Aerospace Publishing, 1996, Single Volume Edition. ISBN 1 874023 95 6.* Taylor, John W. R. Jane's All The World's Aircraft 1965-66. London:Sampson Low, Marston, 1965....
  
  , a Japanese trainer plane of 1958
• Gnat T.1, a British light jet trainer plane of 1959
• Grob Tutor T.1, a German general aviation trainer plane of 1985
• Hawk T.1, the original version of the Hawk jet warplane first flown by the RAF in 1976
• P.57 Sea Prince T1, a British anti-submarine warfare trainer plane of 1948
• Percival Provost T.1, a British trainer plane of 1952
• Prentice T.1, a British trainer plane for the RAF of 1941
• Short Tucano T1, a British turboprop trainer plane for the RAF of 1989
• Slingsby T.1 Falcon 1, a British-made airplane
• Sopwith T.1 Cuckoo, a British biplane torpedo bomber of 1918
• Typhoon T1, a version of the Eurofighter called the "Typhoon"
• Vigilant T.1, a German light airplane of 1980

Rail transport

• LSWR T1 class, a 1888 0-4-4T steam tank locomotives class
• PRR T1
  PRR T1
  The Pennsylvania Railroad's 52 T1 class duplex-drive 4-4-4-4 steam locomotives, introduced in 1942 and 1946 , were their last-built steam locomotives and their most controversial. They were ambitious, technologically sophisticated, powerful, fast, and uniquely streamlined by Raymond Loewy...
  
  , a locomotive

• T-series (Toronto subway car)
  T-series (Toronto Subway car)
  The T-series rapid transit cars are a Toronto subway car model, ordered in 1992 and built in 1995-2001. The cars were built by Bombardier Transportation's Thunder Bay Works for the Toronto Transit Commission...
  
  , a subway car used by the Toronto Transit Commission
• a model of the OS T1000 train of the Oslo Metro

• Tatra T1
  Tatra T1
  T1 was the very first tramcar based on the American Presidents' Conference Committee concept produced by Czechoslovakian company ČKD Tatra. T1 was built between 1952 and 1958. 287 multiple units of T1 were built...
  
  , a 1951 Czechoslovakian tramcar
• Paris Tramway Line 1
  Paris Tramway Line 1
  Tramway line T1 is a tramway just outside the city limits of Paris, connecting Saint-Denis with Noisy-le-Sec, parallel to the Paris northern city limit. It opened in 1992, and the extension to Noisy-le-Sec was completed in December 2003. An extension west to Asnières and Gennevilliers is expected...
  
  
• Trambaix T1 Route, a tram line in Barcelona
• a tramway line
  Tramways in Lyon
  The current tramway network in Lyon comprises four lines. Line T1 opened in 2001; T2 opened in 2001; T3 opened at the end of 2006; and line T4 opened in 2009. The tramway system complements the Lyon metro and forms an integral part to the public transportation system in Lyon. The tramway network...
  
   in Lyon, France
• Istanbul Line T1 in Istanbul, Turquey

Roads/public transport routes

• T1, the former Belfast-Bangor Irish Trunk Road now part of the M1 motorway (Republic of Ireland)
• Junction T1 of the M6 Toll
  M6 Toll
  The M6 Toll , connects M6 Junction 4 at the NEC to M6 Junction 11A at Wolverhampton with of six-lane motorway. The weekday cash cost is £5.30 for a car and £10.60 for a HGV...
  
   in Curdworth
• Malaysia Federal Route T1
  Malaysia Federal Route T1
  The Malaysia Federal Route T1 or Jalan Merang is a road connected to the Malaysia Federal Route 3685 and Jalan Tengku Omar....
  
  , a road connected to the Malaysia Federal Route 3685 and Jalan Tengku Omar
• Cornwall Bus Service T1, a bus service and coaching holiday operator primarily located in mid-Cornwall, England, United Kingdom

Ships

• HMNZS Matai (T01)
  HMNZS Matai (T01)
  HMNZS Matai was a Marine Department lighthouse tender which was requisitioned by the Royal New Zealand Navy and converted into a minesweeper.-Operational history:...
  
  , a Royal New Zealand Navy lighthouse tender of 1941, then converted to a minesweeper
• MV Transpacific (T-1)
  MV Transpacific (T-1)
  MV Transpacific also known as MT Transpacific is an oil tanker under long-term charter to the United States Military Sealift Command . As part of MSC's Sealift Program, the Transpacific transports fuel for the U.S. Department of Defense...
  
  , a 1992 oil tanker under long-term charter to the United States Military Sealift Command
• USS T-1
  USS T-1
  USS T-1 has been the name of more than one United States Navy ship, and may refer to:, later SF-1, a fleet submarine in commission from 1920 to 1922* USS T-1 , a training submarine in commission from 1953 to 1973, renamed in 1956...
  
  , a disambiguation page

Other meanings

• T1 Aquarii, a star
• T1 Carinae, a star
• T1 Cunningham, a prototype tank
• T1 General
  T1 General
  The T1 General or T1 is the form used in Canada by individuals to file their personal income tax return. Individuals with tax payable during a calendar year must use the T1 to file their total income from all sources, including employment and self-employment income, interest, dividends, and...
  
  , a tax form used in Canada
• T-1 (Terminator character), a fictional robot in the Terminator film franchise
• T-1 visa, a type of visa allowing certain victims of Human trafficking to remain in the United States
• DSC-T1, a 2004 Sony Cyber-shot T series camera model
• AC NM AE T1 mine
  AC NM AE T1 mine
  The AC NM AE T1 is a Brazilian minimum metal anti-tank blast mine. The mine is believed to be in service with the Brazilian army, although production of the mine ceased in 1989. The mine has a square plastic main body, with a raised circular pressure plate and fuze. A carry handle is built into...
  
  , a Brazilian minimum metal anti-tank blast mine
• AP NM AE T1 mine, a Brazilian small minimum metal anti-personnel mine
• G7a/T1, a WWII German standard issue torpedo
• Module T1, an adventure module for the fantasy role-playing game Dungeons & Dragons
• Soyuz T-1
  Soyuz T-1
  Soyuz T-1 was a 1979-80 unmanned Soviet space flight, a test flight of a new Soyuz craft which docked with the orbiting Salyut 6 space station.-Mission parameters:*Spacecraft: Soyuz 7K-ST*Mass: 6450 kg*Crew: None*Launched: December 16, 1979...
  
  , a 1979 space mission
• Tour T1
  Tour T1
  Tour T1 is an office skyscraper in La Défense, the high-rise business district west of Paris, France.The tower was completed and opened in 2008. The tower, 185 m tall, is the second-tallest skyscraper in La Défense after the Tour Total.- See also :...
  
  , an office skyscraper in La Défense, Paris, France
• T-1, trademark for A514 steel, a type of steel
• T1, a level on TORRO scale
  TORRO scale
  The TORRO tornado intensity scale is a scale measuring tornado intensity between T0 and T11. It was developed by Terence Meaden of the Tornado and Storm Research Organisation , a meteorological organisation in the United Kingdom, as an extension of the Beaufort scale.- History and derivation from...
  
  , a scale for tornado power