The Oil Field - Refinery is a location in Resident Evil 5.
Upon entry, Irving can be seen from a distance walking on the walkway toward the Control Facility of the Oil Field. Assuming either as Chris or Sheva role, multiple of armed majini will be face throughout the Oil Field. In order to proceed into the Control Facility, player must turn each valves for each walkway to stop the unchecked spread of fire in the oil rig. Two Chainsaw Majini will also react to this with hostility, though one at a time.