| Acronym | Meaning |
| POC | Purgeable Organic Carbon |
| PSCI | Partitioned (orbital Hessian) Super-configuration Interaction |
| LLOQ | Lower Limit Of Quantitation |
| A.I. | Active Ingredient |
| DLOS | Deep-level Optical Spectroscopy |
| OTC | Open Tubular Column |
| PMP | Project Management Plan |
| CIAQ | Council On Indoor Air Quality |
| RASW | Relativistic Augmented Spherical Wave Method |
| COLIWASA | Composite Liquid Waste Sampler |