| Acronym | Meaning |
| FCS | Fluorescence Correlation Spectroscopy |
| NITEP | National Incinerator Testing And Evaluation Program (Canada) |
| RSD | Relative Standard Deviation |
| DIOA | Diisooctyl Adipate |
| PNO-CEPA | Pseudonatural Orbital-coupled Electron Pair Approximation |
| TTO | Transient Tracers In The Ocean |
| NTI | National Toxics Inventory |
| FEMA | Federal Emergency Management Agency |
| OMEX | Ocean Margin Exchange |
| SCR | Solar Cosmic Rays (related To Spacecraft And Space Travel) |