| Acronym | Meaning |
| OPG | Optical Parametric Generator |
| GTAW | Gas-tungsten Arc Welding |
| OAW | Oxyacetylene Welding |
| HSGC | Headspace Gas Chromatography |
| FLASH | Fluorescent Airborne Stratospheric Hygrometer |
| SRP | Soluble Reactive Phosphorus |
| MF | Membrane Filtration |
| HMS | High-manganese Silicide (semiconductor Thermoelectric Material) |
| BTCC | Bladder Transitional Cell Carcinomapar |
| USN | Ultrasonic Nebulizer |