| Acronym | Meaning |
| BTGA | Best Technology Generally Available |
| SCM | Streaming Current Monitor (for Coagulation Water Treatment) |
| ICAPES | Inductively Coupled Argon Plasma Emission Spectrometry |
| ICMA | Immunochemiluminometric Assay |
| AMS | Accelerator Mass Spectrometry |
| GNVP | Generalized Newton Variational Principle |
| ADU | Analog-to-digital Unit |
| MLE | Molecular Layer Epitaxy |
| OCR | Optical Character Recognition |
| NSCR | Nonselective Catalytic Reduction |