| Acronym | Meaning |
| IIT | Illinois Institute Of Technology |
| CCN | Cloud Condensation Nuclei |
| ASH CAN | Project Ash Can |
| ABS | Automatic Backup Shutdown |
| CBLCBNM | Central Bureau Of Nuclear Measurements |
| AP | Assigned Personnel |
| LAPS | Local Analysis And Prediction System |
| SIBIZMIR | Siberian Institute Of Terrestrial Magnetism |
| RIDDS | Radar Interface And Data Distribution System |
| EM | Evaluation Model |