houses the coolant control system needed for proper hydrogen fuel refinement.

Learn about the coolant control system in Doom 3, essential for proper hydrogen fuel refinement. This guide covers its function and importance within the game's narrative.

This section details the coolant control system, a critical component for the proper refinement of hydrogen fuel within the UAC Mars facility in Doom 3. While not a direct gameplay mechanic you interact with, understanding its role is key to grasping the facility's operations and the catastrophic events that unfold.