C25
# C25

C25 or C-25 may refer to:

## Vehicles

### Aircraft

* Boeing C-25, an American airliner operated as Air Force One
* Caudron C.25, a French biplane
* Cierva C.25, a British autogyro
* Lockheed C-25 Altair, an American military transport

### Automobiles

* BSA C25 Barracuda, a British motorcycle
* Carlsson C25, a German supercar
* Citroën C25, a French van

### Ships and boats

* Catalina 25, an American sailboat
* HMS C25, a C-class submarine of the Royal Navy

## Other uses

* C-25 highway (Spain), in Catalonia
* C25 road (Namibia)
* Caldwell 25, a globular cluster
* OMX Copenhagen 25, an index on the Copenhagen Stock Exchange
* Pancreatic cancer
* Siemens C25, a mobile phone
* Vienna Game, a chess opening
* Waverly Municipal Airport, in Waverly, Iowa
* Isolate C25 of the bacterium Acidithrix ferrooxidans
* C25 gas, a gaseous mixture of 75% Argon and 25% Carbon Dioxide, commonly used in MIG welding.
