Lab Rat achievement in The Orange Box

Lab Rat

Acquire the fully powered Aperture Science Handheld Portal Device.

Lab Rat0
1 guideOffline Game ModeSingle PlayerMain Storyline

How to unlock the Lab Rat achievement

  • Blue RadiumBlue Radium1,108,703
    06 Aug 2008 06 Aug 2008
    34 7 1
    You will obtain this achievement naturally while playing through the storyline. Once you obtain both the blue and the orange portions of the Portal Gun, the achievement will unlock, one of the easiest achievements in the game.
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    Unlocked within Portal Test Chamber 11 in this beautiful game.
    Posted on 25 Jul 14 at 16:49
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