| Acronym | Meaning |
| CTBT | Comprehensive Test Ban Treaty |
| IME | Interdigitated Microsensor Electrode |
| AMBR | Anaerobic Migrating Blanket Reactor [for Wastewater Treatment] |
| B/F | Bag Filter |
| ZOAO | Zero Overlap Of Atomic Orbital Approxn. |
| NLAP | Nonlimited Aeration Process (for Waste Treatment) |
| AI | Artificial Intelligence |
| MERT | Modified Effective-range Theory (for Electron-mol. Scattering) |
| ACR | Advanced Cracking Reactor (for Ethylene Production From Petroleum) |
| CDNA | Complementary DNA |