| Acronym | Meaning |
| PLS | Partial Least Squares |
| SPACE | Spatial And Chemical Shift-encoded Excitation |
| NEJAC | National Environmental Justice Advisory Council |
| PAC | Photoacoustic Calorimetry |
| BABE | Bio-Augmentation Batch Enhanced |
| TCS | Total Current Spectroscopy |
| HELP | Hydrologic Evaluation Of Landfill Performance Model |
| TGMA | Task Group Of Metal Accumulation |
| APN | Aminopeptidase N |
| NLC | Nematic Liq. Crystal |