Disassembly chamber

Portal 2
Portal 2 during Cooperative Testing Initiative:
 * 1) after the Calibration Course
 * 2) before Course One, in the Hub
 * 3) before Course Two, in the Hub
 * 4) before Course Three, in the Hub
 * 5) before Course Four, in the Hub

Trivia

 * Disassembly has an unskippable animation which lasts several seconds...