title: R13
text: # R13
  
  R13 or R-XIII may refer to:
  
  ## Aviation
  
  * Fouga CM.8 R13 Cyclone, a French sailplane
  * Lublin R-XIII, a Polish army-cooperation plane
  * Tumansky R-13, a Soviet turbojet engine
  
  ## Roads
  
  * Jalan Gua Kelam, in Malaysia
  * R-13 regional road (Montenegro)
  
  ## Other uses
  
  * R13 (drug), an antidementia agent
  * R-13 (missile), a Soviet missile system
  * R13 (Rodalies de Catalunya), a regional rail line in Catalonia, Spain
  * Chlorotrifluoromethane, a refrigerant
  * Nyaneka language
  * R13: Extremely flammable liquefied gas, a risk phrase
  * Rebellion R13, a prototype racing car
  * ROT13, a simple cipher
  * USS R-13 (SS-90), a submarine of the United States Navy
  * R 13, a Buffet Crampon clarinet model
  