| Answer | Crossword Clue |
|---|---|
| poroscopy | the use of a poroscope, an instrument for investigating porosity |
| Answer | Crossword Clue |
|---|---|
| poroscopy | the use of a poroscope, an instrument for investigating porosity |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.