| Acronym | Meaning |
| QCA | Quasicrystalline Approximation |
| PLED | Polymer Light Emitting Diode |
| SOBO | Spin-orbit (coupled) Bond Orbital |
| EX-MEG | Excited-mixed Exponentially Generated (wave Function) |
| ASH | Air-sparged Hydrocyclone |
| SI | Scale Index |
| TSNIGRI | Research Center Of The Institute For Geol. Exploration Of Base And Precious Metals (Russia) |
| MVR | Mechanical Vapor Recompression (evaporator) |
| ACSR | Aluminum Conductor Steel Reinforced |
| PCR | Polymerase Chain Reaction |