Portal Test Chamber 09

This Test Chamber is the tenth level of the game, and introduces Material Emancipation Grills as a test element to the player, requires the player to make use of a Weighted Storage Cube while avoiding a Material Emancipation Grill.

Hazards

 * Cube Hazard

Walkthrough
It is possible to solve this test chamber without acknowledging the hole in the wall.

Glitches

 * It is possible to stand on the button and shoot a portal halfway through the door opening. You can then jump through the portal in front of the door, and jump back out at the other end.