Pinch fusion reactor
From Halopedia, the Halo wiki
Template:FOF-1 Pinch Fusion Generators are a form of power generator onboard the Covenant starships, such as the Covenant CCS-class BattlecruiserTemplate:Fact. They are likely used for other machines or structures, but this is unknown.
Pinch fusion is also a type of fusion theorised about today, it is probably where the concept for the game came from.
