| Acronym | Meaning |
| GCM | Generator-coordinate Method |
| RELMA | Remote Laser Microanalysis |
| LCN | Light Cracked Naphtha |
| UMDE | Ultramicrodisk Electrode |
| IUPPA | The International Union Of Air Pollution Prevention Associations |
| AFR | Air To Fuel Ratio |
| PEDM | Perturbation Expansion (of The) Density Matrix |
| SPEM | Scanning Photoemission Microscopy |
| BCS-CRM | British Chemical Standard-Certified Reference Material |
| ATW | Accelerator Transmutation Of Waste (for Radioactive Waste) |