| Clue | Source | Date |
|---|---|---|
| *Place to chill on the train? | LA Times Daily | 22 Oct 2023 |
| Railroad container for perishables | Universal | 08 Aug 2022 |
| Coolest thing about a train? | New York Times | 24 Aug 2018 |
| Coolest thing about a train? | ||
| Mobile produce preserver | ||
| William Perry's wheels? | ||
| Cold carrier | ||
| Cold carrier | ||
| It's used to carry perishables | ||
| It's used to ship perishables | ||
| Freight train unit. |