|Test Chamber 01|
|Name||Test Chamber 01|
This Test Chamber is the second level of the game, and introduces the player to the concept of static and mobile linked portals.
Chapter 1: The Courtesy Call
This is the second level of the game, and introduces the concept of controlling Portals with Switches. This level takes place within a dilapidated Test Chamber, and allows the player to control the location of a Portal using a Switch. Activating and using the Portals in the correct order allows the player to enter the Chamberlock and move deeper into the Facility.
Chapter 2: The Cold Boot
This is the tenth level of the game, and takes place within a dilapidated Test Chamber. This level introduces the Thermal Discouragement Beam, and the way in which it can be used to activate Panels and thereby grant access to inaccessible areas. This Chamber corresponds with Test Chamber 06 from the original Portal.