| Answer | Crossword Clue |
|---|---|
| effusiometers | EFFUSIOMETER, an instrument for comparing the molecular weights of gases |
| Answer | Crossword Clue |
|---|---|
| effusiometers | EFFUSIOMETER, an instrument for comparing the molecular weights of gases |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.