| Clue | Source | Date |
|---|---|---|
| Long-lasting, as milk (abbr.) | The Telegraph Cross Atlantic | 09 Sep 2025 |
| Method for extending life lapped up by Methuselah | ||
| Initially use high-tech dairy treatment process (inits) (3) | ||
| Heat-treated, ... milk (1,1,1) | ||
| Hut converted for milk treatment process (inits) (3) | ||
| Long-life, ... milk (1,1,1) |