| Clue | Source | Date |
|---|---|---|
| Immerse in water beforehand to semi-preserve oak (3-4) | ||
| Washing machine cycle | Thomas Joseph | 23 Dec 2023 |
| Laundry cycle for a tough stain | LA Times Daily | 20 Nov 2023 |
| Washing machine setting | New York Times | 31 Oct 2023 |
| Laundry cycle | LA Times Daily | 23 Aug 2018 |
| Laundry cycle | The Washington Post | 23 Aug 2018 |
| Treat before washing | The Washington Post | 18 May 2018 |
| Treat before washing | LA Times Daily | 18 May 2018 |
| Laundry cycle | ||
| Treat before washing | ||
| Washing machine cycle | The Washington Post | 12 Dec 2017 |
| Washing machine cycle | LA Times Daily | 12 Dec 2017 |
| Laundry step | Universal | 15 Aug 2017 |
| Laundry step | ||
| Washing machine cycle | ||
| Treat a stain, perhaps | Newsday | 01 Feb 2015 |
| Treat a stain, perhaps | ||
| Washing machine cycle | ||
| Laundry step | ||
| Washing machine cycle | ||
| Stain-fighting liquid | ||
| Stain-removal cycle | ||
| Wash cycle | ||
| Washing machine cycle |