| Acronym | Meaning |
| LCIF | Linear Combination Of Interacting Forces |
| RIFT | Resin Infusion Under Flexible Tooling [plastics Molding] |
| AVS | Acid Volatile Sulfide |
| PTWI | Provisional Tolerable Weekly Intake |
| IDOE | International Decade Of Ocean Exploration |
| CICAD | Concise International Chemical Assessment Documents |
| NPAPS | Non-phase Alternation Pulse Sequence |
| NTIMS | Negative Thermal Ionization Mass Spectrometry |
| ECISDT | Size-extensive CI With Single And Double And Triple Excitations |
| EHF | Extended Hartree-Fock |