| Clue | Source | Date |
|---|---|---|
| Material for drainage lines | LA Times Daily | 21 Apr 2019 |
| Material for drainage lines | The Washington Post | 21 Apr 2019 |
| Material for drainage lines | ||
| Many a sewer-line tube, briefly | Premier Sunday | 25 Oct 2015 |
| Many a sewer-line tube, briefly | ||
| Line at a water fountain, maybe | ||
| Material for drainage lines | ||
| Patio-furniture material |