| Acronym | Meaning |
| IEAES | Ion Excited Auger Electron Spectroscopy |
| LASA | Lidar Atmospheric Sounder And Altimeter |
| TOM | Total Organic Matter |
| EEXAPS | Electron Excited X-ray Appearance Potential Spectroscopy |
| IAP | Immunosuppressive Acidic Protein |
| HWERL | Hazardous Waste Engineering Research Laboratory (USEPA Cincinnati) |
| OSTL | Optically Stimulated Thermoluminescence |
| NRA | Nuclear Reaction Analysis (Rensselear Polytech) |
| DSA | Digital Subtraction Angiography |
| WWEMA | Waste And Wastewater Equipment Manufacturers Association |