This is the fifty-second level of the game, and takes place within an [[Aperture Science]] Test Chamber. This level features the [[Excursion Funnel]], and introduces the way in which [[Buttons]] can be used to change the direction of Funnels. [[Turrets]] are present as an additional hazard in this level.
This is the fifty-second level of the game, and takes place within an incomplete [[Aperture Science]] Test Chamber. This level features the [[Excursion Funnel]], and introduces the way in which [[Buttons]] can be used to change the direction of Funnels. [[Turrets]] are present as an additional hazard in this level.
== Threats faced ==
== Threats faced ==
Revision as of 01:30, 28 July 2011
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Chapter 8 - Test Chamber 4
sp_a4_tb_polarity.bsp
This is the fifty-second level of the game, and takes place within an incomplete Aperture Science Test Chamber. This level features the Excursion Funnel, and introduces the way in which Buttons can be used to change the direction of Funnels. Turrets are present as an additional hazard in this level.
