| Acronym | Meaning |
| ROWPU | Reverse Osmosis Water Purification Unit |
| AASHO | American Association Of State Highway Officials |
| COMAH | Control Of Major Accident Hazards |
| IE | Ionization Energy |
| GEOSECS | Geochemical Ocean Sections |
| DSCCR | Diffractive Sudden-closed Coupled Rotation (for Mol.-surface Scattering Calcns.) |
| FLDA | Fuzzy Linear Discriminant Analysis |
| SMAI | Solvated Metal Atom Impregnation |
| ETS | EPCRA 313 Tracking System |
| ESP | Electrostatic Precipitator |