Fractional distillation
100 Pressurized air → 60 Nitrogen contaminate + 20 Nitrogen + 20 Oxygen
Compatible machines Destructive distillation column MK 01 · Destructive distillation column MK 02 · Destructive distillation column MK 03 · Destructive distillation column MK 04.
Research tier Logistic science pack. Nitrogen - Stage 1
5 base seconds per batch. Fractional outputs are average yields.