| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | cobalt 60 | North America | Used in medical and industrial radiation therapy | 1 |
| 2 | cobalt 60 | North America | Cobalt 60 is used in medical and industrial radiation therapy applications. | 1 |
| 3 | crate | North America | Commonly used for transporting and storing goods in warehouses and for shipping | 1 |