| Answer | Crossword Clue |
|---|---|
| ETA | Engineer's symbol for efficiency |
| ETA | Efficiency symbol, in physics |
| Answer | Crossword Clue |
|---|---|
| ETA | Engineer's symbol for efficiency |
| ETA | Efficiency symbol, in physics |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.