| Answer | Crossword Clue |
|---|---|
| SEABEDS | Sites of some oil drilling |
| SEABEDS | Oil-drilling sites |
| MOLARS | Drilling sites |
| RIGS | Drilling sites |
| OILFIELDS | Drilling sites |
| toolpusher | a supervisor of drilling operations at an oil well |
| toolpushers | TOOLPUSHER, a supervisor of drilling operations at an oil well |
| ANWR | Alaskan area at the center of an oil-drilling controversy: Abbr. |
| muid | mixture of water, clay, and chemicals used in oil-well drilling and having various functions (as lubrication and cooling of the bit and flushing of rock particles to the surface) |
