| Acronym | Meaning |
| A.I. | Active Ingredient |
| NEPP | National Energy Policy Plan |
| MESI | Membrane Extn. With A Sorbent Interface |
| FMTBA | Fitted Modified Tight-binding Approxn. |
| NPAH | Nitro-polycyclic Aromatic Hydrocarbon |
| FEM | Free Electron Model |
| LPFF | Laser Photolysis Fragment Fluorescence |
| ORPP | Optimized Relativistic Pseudopotential |
| SLS | Strained Layer Superlattice |
| TEEL | Temporary Emergency Exposure Limit |