| Acronym | Meaning |
| ITCZ | Intertropical Convergence Zone (of Seawater) |
| PSES | Pretreatment Standards For Existing Sources |
| SIPP | Sodium Iron Pyrophosphatepar |
| SDBS | Sodium Dodecylbenzenesulfonate |
| TERRACE | Terrestrial Runoff Modeling For Risk Assessment Of Chem. Exposure |
| GH | Growth Hormone |
| NDWBA | Normalized Distorted-wave Born Approximation |
| IWSA | International Water Supply Association |
| CAD | Collisionally Activated Dissociation |
| MISR | Multi-angle Imaging Spectroradiometer |