| Clue | Source | Date |
|---|---|---|
| Becomes clear | LA Times Daily | 23 Sep 2021 |
| Becomes clear | The Washington Post | 23 Sep 2021 |
| Absorbs thoroughly | The Washington Post Sunday | 23 Feb 2020 |
| Penetrates fully | New York Times | 31 Aug 2016 |
| Permeates | LA Times Daily | 24 May 2016 |
| Permeates | ||
| Absorbs |