<xs:simpleType name="EnergyPerVolumeUom">
  <xs:restriction base="eml:UomEnum">
    <xs:enumeration value="Btu[IT]/bbl">
      <xs:annotation>
        <xs:documentation>BTU per barrel</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="Btu[IT]/ft3">
      <xs:annotation>
        <xs:documentation>BTU per cubic foot</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="Btu[IT]/gal[UK]">
      <xs:annotation>
        <xs:documentation>BTU per UK gallon</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="Btu[IT]/gal[US]">
      <xs:annotation>
        <xs:documentation>BTU per US gallon</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="cal[th]/cm3">
      <xs:annotation>
        <xs:documentation>calorie per cubic centimetre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="cal[th]/mL">
      <xs:annotation>
        <xs:documentation>calorie per millilitre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="cal[th]/mm3">
      <xs:annotation>
        <xs:documentation>calorie per cubic millimetre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="erg/cm3">
      <xs:annotation>
        <xs:documentation>erg per cubic centimetre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="erg/m3">
      <xs:annotation>
        <xs:documentation>erg per cubic metre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="hp.h/bbl">
      <xs:annotation>
        <xs:documentation>horsepower hour per barrel</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="J/dm3">
      <xs:annotation>
        <xs:documentation>joule per cubic decimetre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="J/m3">
      <xs:annotation>
        <xs:documentation>joule per cubic metre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="kcal[th]/cm3">
      <xs:annotation>
        <xs:documentation>thousand calorie per cubic centimetre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="kcal[th]/m3">
      <xs:annotation>
        <xs:documentation>thousand calorie per cubic metre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="kJ/dm3">
      <xs:annotation>
        <xs:documentation>kilojoule per cubic decimetre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="kJ/m3">
      <xs:annotation>
        <xs:documentation>kilojoule per cubic metre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="kW.h/dm3">
      <xs:annotation>
        <xs:documentation>kilowatt hour per cubic decimetre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="kW.h/m3">
      <xs:annotation>
        <xs:documentation>kilowatt hour per cubic metre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="lbf.ft/bbl">
      <xs:annotation>
        <xs:documentation>foot pound-force per barrel</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="lbf.ft/gal[US]">
      <xs:annotation>
        <xs:documentation>foot pound-force per US gallon</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="MJ/m3">
      <xs:annotation>
        <xs:documentation>megajoule per cubic metre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="MW.h/m3">
      <xs:annotation>
        <xs:documentation>megawatt hour per cubic metre</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="tonf[US].mi/bbl">
      <xs:annotation>
        <xs:documentation>US ton-force mile per barrel</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
  </xs:restriction>
</xs:simpleType>