| Clue | Source | Date |
|---|---|---|
| Water softener compound | Newsday | 04 Feb 2022 |
| Common cleanser | The Washington Post | 25 Sep 2021 |
| Common cleanser | LA Times Daily | 25 Sep 2021 |
| Grill-cleaning solution | LA Times Daily | 11 May 2021 |
| Grill-cleaning solution | The Washington Post | 11 May 2021 |
| Alkaline cleaning agent | The Washington Post Sunday | 16 Feb 2020 |
| Grill-cleaning solution | ||
| Cleansing substance | New York Times | 13 Nov 2016 |
| Cleansing substance | ||
| Stain-removing compound | New York Times | 04 Jul 2015 |
| Cleaning compound | Wall Street Journal | 13 Feb 2015 |
| Stain-removing compound | ||
| Cleaning compound | ||
| Ingredient in toothpaste | ||
| Bleach component | ||
| Stain-removing stuff | ||
| Grease-dissolving cleanser | ||
| Grease-dissolving cleanser | ||
| Cleaning solution | ||
| Common cleanser | ||
| Common cleanser | ||
| Cleanser compound | ||
| Bleach ingredient | ||
| Substance for washing textiles | ||
| Form of sodium carbonate. |