| Acronym | Meaning |
| RIA | Reactivity Initiated Accident |
| HSPF | Hydrological Simulation Program-Fortran |
| NPL | Nuclear-pumped Laser |
| CFE | Colony-forming Efficiency |
| QSM | Quantum-statistical Model |
| LAP | Laboratory Analytical Protocol |
| POC | Purgeable Organic Carbon |
| LOI | Loss On Ignition |
| ESP | Elimination Of Solvation Procedure |
| DPA | Dipicolinic Acid |