The Metal Farms are deep glowing yellow pits filled with an unknown fluid, used by the Axum civilisation as an industrial metal-harvesting operation — strong environmental storytelling about Axum technology.
It is one of the three locations holding a bloom canker for the Alien Ruins Angel Comb puzzle, tightly integrating it into the main story. Its depth (400–600 m), blueprint reward, and the compounding Epicurean + Tongue Thief parasite threat place it firmly in late-game progression — the runoff pools here are where Tongue Thief infection rates peak.