Portal Test Chamber 16 (Bonus): Difference between revisions

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* When you see the next turret, aim a portal underneath it, then use floor-to-floor to get where it was.   
* When you see the next turret, aim a portal underneath it, then use floor-to-floor to get where it was.   
* Aim your portal at the floor way up at the far end of the hall and floor-to-floor again.  Ideally you want to be a bit in front of the two cubes, with a clear view of the corridor between the two turrets.   
* Aim your portal at the floor way up at the far end of the hall and floor-to-floor again.  Ideally you want to be a bit in front of the two cubes, with a clear view of the corridor between the two turrets.   
* Put a portal on any convenient wall and shoot the other under the boxes to drop them through onto the portal-friendly tiles.  This makes them a bit easier to manipulate.  
* Put a portal high up on any convenient wall and shoot the other under the boxes to drop them through onto the portal-friendly tiles.  This makes them a bit easier to manipulate.  
* Use your portals to place the cubes in between the two turrets, with a gap between them big enough for you to stand in.  Fiddle with their positioning until they are breaking the turret detector beams.   
* Use your portals to place the cubes in between the two turrets, with a gap between them big enough for you to stand in.  Fiddle with their positioning until they are breaking the turret detector beams.   
* Portal yourself into the gap between the cubes and crouch.  From here, take out each of the turrets in turn by dropping the cubes on them.  
* Portal yourself into the gap between the cubes and crouch.  From here, take out each of the turrets in turn by dropping the cubes on them.  
* Floor-to-floor up to the end of the friendly tiles where you can see into the side room with all the cubes in it.  Floor-to-floor again to get into the room.   
* Floor-to-floor up to the end of the friendly tiles where you can see into the side room with all the cubes in it.  Floor-to-floor again to get into the room.   
* Use your portals to drop one or two boxes into the doorway, then portal yourself right behind them and crouch.  Drop cubes onto the turrets.
* Use your portals to move one or two boxes into the doorway, then portal yourself right behind them and crouch.  Drop cubes onto the turrets.
* Drop some more cubes out onto the portal-friendly tiles where you can use them, then go out yourself.  Put a cube in front of the next doorway and crouch behind it.   
* Drop some more cubes out onto the portal-friendly tiles where you'll be able to use them, then go out yourself.  Put a cube in front of the next doorway and crouch behind it.   
* Set a portal on the wall behind the turret in the far left corner and send a cube through to knock it over.   
* Set a portal on the wall behind the turret in the far left corner and send a cube through to knock it over.   
* Shoot a portal underneath the turret on the near right.  
* Shoot a portal underneath the turret on the near right.  
* If you have another cube on friendly ground, send it through to somewhere in sight of the last turret and position yourself behind it.
* If you have another cube on friendly ground, send it through to somewhere in sight of the last turret and position yourself behind it.
* Kill the third turret by firing a portal at the security camera behind it.  
* Kill the third turret by firing a portal at the security camera behind it.  
* Lift a cube and set it on the button.  Ideally you won't be in sight of the next turret, but shoot a portal under it if you are.   
* Lift a cube and set it on the button.  If you're in sight of the next turret, shoot a portal under it.   
* Aim your portal through the two fences and go through.   
* Aim your portal through the two fences and go through.   
* Stick a portal on the floor and chuck the last turret into it, then use portals to get right up to the Material Emancipation Grill before run-jumping to the Chamberlock.  
* Stick a portal on the floor and chuck the last turret into it, then use portals to get right up to the Material Emancipation Grill before run-jumping to the Chamberlock.  


=== Time ===
=== Time ===
* You can't do anything in the first 20 seconds while GLaDOS is talking - except Portal and jump up to the door and get your exit portal onto the ceiling ready for the turrets you're going to send through.   
* You can't do anything in the first 20 seconds while GLaDOS is talking - except run up to the door and get your exit portal onto the ceiling ready for the turrets you're going to send through.   
* As soon as the announcement is over, shoot a portal under the turret and get running.   
* As soon as the announcement is over, shoot a portal under the turret and get running.   
* As you come in sight of the hallway, shoot a portal at the far wall and the other onto the wall in front of you.  Keep running.   
* As you come in sight of the next turret, shoot a portal anywhere on the wall behind it and the other onto the wall in front of you.  Keep running.   
* Shoot your next portal up the hall and the other onto the floor and run on through.  You want to be near the cubes.   
* Shoot your next portal up the hall and the other onto the floor and run on through.  You want to be near the cubes.   
* Grab a cube and run for the nearer of the two turrets (on the left) then run on down the hall for the other one, still holding your cube.
* Grab a cube and run for the nearer of the two turrets (on the left) then run on down the hall for the other one, still holding your cube.