| 11. | The U-tube is inserted into a vertical or horizontal borehole.
|
| 12. | A borehole known as the Askam Borehole discharges directly into Nanticoke Creek.
|
| 13. | A borehole known as the Askam Borehole discharges directly into Nanticoke Creek.
|
| 14. | In practice the effect on borehole temperature is believed to be generally small.
|
| 15. | Drilling began with test bores to assess the viability of a deep borehole.
|
| 16. | Ngoma has a borehole so the water does not need boiling or purifying.
|
| 17. | The borehole filling material solidifies around the containers to form a perfect seal.
|
| 18. | The management of borehole data is very different from non-borehole data.
|
| 19. | The management of borehole data is very different from non-borehole data.
|
| 20. | A more modern method called bit in a borehole.
|
