| Acronym | Meaning |
| ALN | Adaptive Learning Network |
| NIRE | National Institute For Resources And Environment |
| OE | Office Of Enforcement |
| PNA | Peanut Agglutinin |
| EMS | Electron Momentum Spectroscopy |
| HTCO | High Temperature Catalytic Oxidation |
| UKAS | United Kingdom Accreditation Service |
| OGDR | Optogalvanic Double Resonance |
| UXO | Unexploded Ordnance |
| ILS | Intracavity Laser Spectroscopy |