| Acronym | Meaning |
| ISTS | Impulsive Stimulated Thermal Scattering [a Laser-based Ultrasonic Technique] |
| ABS | Arc Bond Sputter |
| MLIS | Molecular Laser Isotope Separation |
| NPAR | Nonbinding Preliminary Allocation Of Responsibility |
| GWF | Generalized Wannier Function |
| HSL | Hazardous Substance List |
| AF | Audio Frequency |
| TRS | Transverse Rupture Strength |
| GEMS | Graphical Exposure Modeling System |
| ACWA | American Clean Water Association |