| Clue | Source | Date |
|---|---|---|
| Munitions compounds | New York Times | 22 Oct 2023 |
| Explosive compounds | Premier Sunday | 17 May 2020 |
| Compounds in explosives | Premier Sunday | 21 Oct 2018 |
| Some strong oxidizers | ||
| Explosive ingredients | ||
| Crystalline salts. | ||
| Treats with acid. | ||
| Chemical substances | ||
| Saltpeters. | ||
| Salts used in gunpowder. |