| Acronym | Meaning |
| EEL | Environmental Exposure Levels |
| ARPA | Augmented Random Phase Approximation |
| PPV | Poly(p-phenylene Vinylene) |
| NIH | National Institutes Of Health |
| CAWAI | Commission On Atomic Weights And Isotope Abundances |
| ICLS | Intracavity Laser Spectroscopy |
| SCLC | Space Charge Limited Current |
| HEK | Human Embryonic Kidney |
| ICP | Interactive Correlation Partitioning |
| SSSP | Simulation Of Single Sludge Processes |