| Answer | Crossword Clue |
|---|---|
| nitrifications | NITRIFICATION, the oxidation (as by bacteria) of ammonium salts to nitrites and the further oxidation of nitrites to nitrates |
| Answer | Crossword Clue |
|---|---|
| nitrifications | NITRIFICATION, the oxidation (as by bacteria) of ammonium salts to nitrites and the further oxidation of nitrites to nitrates |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.