| Answer | Crossword Clue |
|---|---|
| AIRCOOL | Keep from overheating, as an engine |
| airframes | The body of an aircraft as distinct from its engine |
| petcock | small valve or faucet, as for draining off excess or waste material from the cylinder of a steam engine or an internal-combustion engine |
| firewall | partition made of fireproof material to prevent the spread of a fire from one part of a building or ship to another or to isolate an engine compartment, as on a plane, automobile, etc. |
| STET | Keep as is, from an editor |
| AIRCOOL | Keep from overheating, in a way |
