title: UC2
text: # UC2
  
  UC2 may refer to:
  
  * German submarine UC-2
     * SM UC-2, a German World War I submarine
  * German Type UC II submarine of World War II
  * UC2 Kraka, a Danish private diesel-electric submarine
  * uranium acetylide $(UC_2)$ see Uranium carbide
  * .uc2, archive format for the UltraCompressor II; see List of archive formats
  