| Acronym | Meaning |
| HMQC | Heteronuclear Multiple-quantum Coherence |
| OFPT | Operator Form (of) Perturbation Theory |
| PIANO | Paraffin |
| SAS | Surface-active Substance |
| DIP | Dissolved Inorganic Phosphorus |
| UNIFAC | Universal Quasichem. Functional Group Activity Coeffs. |
| BDAT | Best Demonstrated Available Technology |
| PGA | Prostaglandin A |
| ALOS | Advanced Land Observation Satellite |
| PAA | Poly (acrylic Acid) |