P2
# P2

P2, P02, P.2, or P-2 might refer to several subjects:

## Technology

* P2 (storage media), a "Professional Plug-in" solid state data storage technology employed by Panasonic
* DSC-P2, a Sony Cyber-shot P series camera model
* Honda P2, a 1996 Honda P series of robots, an ASIMO predecessor
* Intel 80286, 2nd generation processor architecture
* Pentium II, 6th generation Intel central processing unit
* Samsung P2, a 2007 flash memory based Yepp portable media player
* P2 audio connector, see Phone connector (audio)

## Science

* Bacteriophage P2, a temperate phage of the family Myoviridae that infects E. coli
* P2 laboratory, biosafety-level-2 laboratory
* P2 receptor, a purinergic and pyrimidinergic cell surface receptor
* P2, a pulmonic valve closure sound
* Nix (moon) (former designation P2), a moon of Pluto
* P200 or P2, a component of brain evoked-response potential
* ATC code P02 Anthelmintics, a subgroup of the Anatomical Therapeutic Chemical Classification System
* Buffer P2, a lysis buffer solution
* Period 2, of the periodic table
* Pollution prevention in the US, an environmental management strategy emphasizing avoiding waste rather than treating it
* Diphosphorus (P $_2),$ an inorganic chemical
* SARS-CoV-2 Zeta variant, one of the variants of SARS-CoV-2, the virus that causes COVID-19

## Transportation

* P2 transport, a World War II passenger ship/troop ship design of the United States Maritime Commission
* P2, a State 1st class road in Latvia
* LNER Class P2, a class of 6 British 2-8-2 locomotives designed by Sir Nigel Gresley

### Aircraft

* P-2 Hawk, a variant of the 1923 P-1 Hawk biplane fighter of the United States Army Air Corps
* P-2 Neptune, known as "P2V Neptune" until 1962, a United States Navy maritime patrol and antisubmarine warfare aircraft introduced in 1947
* Piaggio P.2, a 1923 Italian fighter prototype
* Pilatus P-2, a Swiss Air Force trainer aircraft in service from 1946 to 1981
* Polikarpov P-2, a Soviet Polikarpov biplane trainer prototype

### Automobiles

* Alfa Romeo P2, an iconic 1920s racing automobile
* Prodrive P2, an automobile built by Prodrive
* Volvo P2 platform, an automobile platform

## Entertainment

* P2 (film), a 2007 suspense/thriller film directed by Franck Khalfoun
* P2 virus, a fictional virus in the novel The Second Angel
* DR P2, a Danish radio channel playing classical music and jazz, literary programming and radio dramas
* NRK P2, a Norwegian radio channel playing cultural programming operated by Norsk rikskringkasting
* Sveriges Radio P2, a Swedish radio channel playing classical music, jazz and world music operated by Sveriges Radio
* Persona 2, 1999 and 2000 role-playing video games by Atlus
* Portal 2, a 2011 puzzle-platform video game by Valve
* Postal 2, a 2003 first-person shooter by Running with Scissors
* "P2" (song), a 2020 song by Lil Uzi Vert from the album Eternal Atake

## Other uses

* P2 (panel building), a design for blocks of flats used in East Germany
* Papyrus 2 $(P^2,$ $𝔓^2),$ a papyrus New Testament manuscript
* Propaganda Due, an Italian Masonic lodge, legal 1945–76 and afterwards clandestine and conspiratorial
