| Acronym | Meaning |
| THCP | Total Hazard Control Plan |
| NCEA | National Center For Environmental Assessment |
| UPES | Ultraviolet Photoelectron Spectroscopy |
| DED | Death Effector Domain |
| CMX | Connected-moments Expansion |
| STP | Similarity Transformation (based) Perturbation (theory) |
| LDI | Laser Desorption Ionization |
| EPLD | Erasable Programmable Logic Device |
| GEASIC | Gradient-expansion Approxn. Self-interaction Correction (functional |
| REL | Recommended Exposure Limit(s) |