| 1. | The project will include the deepest core drilling yet attempted in Antarctica.
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| 2. | Air core drilling can achieve depths approaching 300 metres in good conditions.
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| 3. | Deep ice core drilling, meteorology and seismic studies were conducted.
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| 4. | "' Devico AS "'is the sole company to offer directional core drilling services worldwide.
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| 5. | Core drilling permits have been sought for further exploration.
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| 6. | However, the state's Devonian rocks are buried below the surface and inaccessible apart from core drilling.
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| 7. | Where possible, air core drilling is preferred over RAB drilling as it provides a more representative sample.
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| 8. | A magnetic core drilling machine fitted with a reversible motor can also be used for tapping, countersink and reaming operations.
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| 9. | Beginning in October, on the heels of the asbestos removal, Turner's construction crews will begin core drilling on each floor.
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| 10. | In the 1960s Japanese interests undertook a resource drilling program, with diamond core drilling, and built a small oxide mining operation.
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