| Acronym | Meaning |
 | MIESR | Matrix Isolation/Electron Spin Resonance |
 | ETS | Emergency Transponder System |
 | EMF | Electromagnetic Field/force |
 | FOF | Field Observing Faciltilty |
 | FPD | Flight Projects Directorate |
 | SERS | STORM Education And Research System |
 | ELF | Extremely Low Frequency |
 | PCNFS | Personal Computer Network File System |
 | NH | Northern Hemisphere |
 | LSD | Large-scale Dynamics |