| Acronym | Meaning |
| CVM-CI | Constrained Variational Method-CI |
| HAI | Histol. Activity Index |
| UASBR | Upflow Anaerobic Sludge Blanket Reactor |
| KLN | Potassium Lithium Niobate |
| SLP | Sea Level Pressure |
| OCEFT | Office Of Criminal Enforcement |
| EST | Eastern Standard Time |
| SDA | Subsurface Disposal Area |
| PVB-CSF | Projected Valence Bond-configuration State Function |
| NDIR | Nondispersive Infrared Analysis |