| Acronym | Meaning |
| PIPECO | Photoion-photoelectron Coincidence Spectroscopy |
| ASV | Anodic Stripping Voltammetry |
| NHFPT | Nonorthogonal Hartree-Fock Perturbation Theory |
| AWG | American Wire Gauge |
| CFPP | Cold Filter Plugging Point |
| ICEAS | Intermittent Cycle Extended Aeration System (activated Sludge) |
| RONALD | Rocketborne Optical Neutral Gas Analyzer With Laser Diodes |
| HMPGI | Hybrid Multiple-prism Grazing-incidence |
| NIPALS | Nonlinear Iterative Partial Least Squares |
| FID | Free Induction Decay (Fourier Transform Spectroscopy) |