The fuel was cleaned way using absorbent granules.
Police say the woman, who has yet to be named, is from the local area.
Police are appealing for witnesses. Contact PC Hayman on 01604 700700. If we are out responding to a malicious call and a real emergency call comes through we might not be able to get to it. A MAN is critically ill in hospital after being found in a Banbury street with severe neck injuries. He was taken to the Horton Hospital in Banbury but later transferred to the John Radcliffe Hospital in Oxford.