| Date | Grid | Clue | Author | Editor |
|---|---|---|---|---|
| Thu, Oct 08, 2009 | 37D | Potassium ___ (preservative) | Scott Atkinson | Shortz |
| Sat, Apr 29, 2006 | 37D | Potassium ___ (food mold inhibitor) | Robert H. Wolfe | Shortz |
| Sat, Feb 19, 2005 | 41D | Potassium ___ (food preservative) | Brad Wilber | Shortz |