| Acronym | Meaning |
| FTHFB | Finite-temperature Hartree-Fock-Bogolyubov |
| NOW | Nonhazardous Oil Field Waste |
| PAEP | Photovoltaic Array Environmental Protection Program |
| LSIRD | Lunar Scout Infrared Detector |
| RTG | Radioisotope Thermoelec. Generators |
| RACM | Regional Atm. Chem. Mechanism |
| ESWTR | Enhanced Surface Water Treatment Rule |
| AEE | Adverse Environmental Effect |
| ILSI | International Life Sciences Institute |
| HFSE | High Field Strength Element(s) |