However,brown rice does not last as long as white rice because of the oil-rich layer of bran.

VOA: special.2010.06.30

Because of the oil-rich bran layer, it spoils quickly if not refrigerated or stored in vacuum-sealed bags.

VOA: standard.2010.06.25

A key stumbling block was Kirkuk. Ethnic Kurds would like to see the oil-rich city under the control of the Kurdistan Regional Government.

VOA: standard.2009.11.09

She also spoke of Washington's willingness to work with allies to end violence in the oil-rich Niger Delta and the Democratic Republic of Congo's troubled Kivu regions.

VOA: standard.2009.08.16

The secretary reportedly has been trying to mediate between Kurdish leaders and the central government in Baghdad, over a thorny territorial dispute over the oil-rich region of Kirkuk.

VOA: standard.2009.07.29