| Acronym | Meaning |
| GLRS | Grating Light Reflection Spectroscopy |
| AWM | Abrasive Waterjet Machining |
| OPIA | Optical Precision Instrument Associates |
| WMAC | Waste Minimization Assessment Center |
| FFFSG | Fossil Fuel Fired Steam Generator |
| RMS | Root Mean Square |
| PIVCDW | Phase Integral Variational Continuum Distorted Wave |
| NIWA | National Institute For Water And Atm. Research [New Zealand] |
| APA | Administrative Procedure Act |
| WTQA | Waste Testing And Quality Assurance |