| Answer | Crossword Clue |
|---|---|
| OZONE | One of the greenhouse gases |
| XENON | One of the noble gases |
| NEON | One of the noble gases |
| NEON | One of the inert gases |
| ARGON | One of the noble gases |
| RADON | One of the noble gases |
| Answer | Crossword Clue |
|---|---|
| OZONE | One of the greenhouse gases |
| XENON | One of the noble gases |
| NEON | One of the noble gases |
| NEON | One of the inert gases |
| ARGON | One of the noble gases |
| RADON | One of the noble gases |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.