| Answer | Crossword Clue |
|---|---|
| OLEODUCT | Conduit for conveying oil. |
| pipeline | A long pipe, typically underground, for conveying oil, gas, etc., over long distances |
| pipelines | A long pipe, typically underground, for conveying oil, gas, etc., over long distances |
| PIPELINE | Oil conduit |
| PIPELINING | Conveying, as oil, gas, etc. |
