| Answer | Crossword Clue |
|---|---|
| PIPAGE | Conveyance system, as for water or oil |
| pipage | conveyance, as of water, gas, or oil, by means of pipes |
| riser | vertical pipe (as for water or gas) or a vertical portion of an electric wiring system |
| sumps | The base of an internal combustion engine, which serves as a reservoir of oil for the lubrication system |
| borehole | hole drilled in the earth, as for the purpose of extracting a core, releasing gas, oil, water, etc. |
| liquid | substance that flows, as water or oil |
| slurry | thin mixture of an insoluble substance, as cement, clay, or coal, with a liquid, as water or oil |
