| Answer | Crossword Clue |
|---|---|
| BORAX | Water softener |
| SODA | Water softener. |
| BORAX | Water softener. |
| WASHINGSODA | Water-softener chemical |
| CALGON | Water-softener brand |
| CALGON | Water softener brand |
| MINERALSALT | What a water softener removes |
| BORAX | Compound used as a water softener |
