| Answer | Crossword Clue |
|---|---|
| GASMASKS | Air-filtering devices |
| INHALER | Apparatus for filtering air. |
| BEEPERS | Air signal devices |
| SIRENES | Air-raid warning devices. |
| RADARS | Air traffic control devices |
| ALTIMETERS | Devices that work by comparing air pressures |
| Answer | Crossword Clue |
|---|---|
| GASMASKS | Air-filtering devices |
| INHALER | Apparatus for filtering air. |
| BEEPERS | Air signal devices |
| SIRENES | Air-raid warning devices. |
| RADARS | Air traffic control devices |
| ALTIMETERS | Devices that work by comparing air pressures |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.