| Answer | Crossword Clue |
|---|---|
| phenarsazine | an arsenic derivative used as a poison gas, aka adamsite |
| Answer | Crossword Clue |
|---|---|
| phenarsazine | an arsenic derivative used as a poison gas, aka adamsite |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.