GLOSSARY OF OILPATCH TERMS

| Zirconium |
| A naturally occurring metallic element with atomic number 40. The material is used in core reactor components, because it exhibits low neutron absorption and high resistance to the corrosive action of high temperature water. |
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| Zone |
| A stratigraphic interval containing one or more reservoirs. |
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Oil & Gas Prices
March 12, 2010
| NYMEX-WTI |
| CAD 82.11 / BBL | | NYMEX Natural Gas |
| CAD 4.44 / MMBTU | | AECO/NGX Spot Price |
| CAD 4.02 / GJ | | Imperial Light Crude |
| CAD 82.95 / BBL | | Imperial Bow River (25 API) |
| CAD 75.32 / BBL | | Flint Hills/Lloyd Blend |
| CAD 74.21 / BBL |
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