| Acronym | Meaning |
| RSEW | Resistance Seam Welding |
| PPLN | Periodically Poled Lithium Niobate |
| AQRV | Air Quality Related Values |
| IDT | Interdigital Transducer |
| CHW | Coherent Hole Wave (quantum Excitations In Solids) |
| UNO | Unrestricted Natural Orbital |
| DSLFS | Doppler-shift Laser Fluorescence Spectroscopy |
| PPDS | Physical Property Data Service |
| TESSA | Total Exhaust Solvent Scrubbing Apparatus |
| PMN | Polymorphonuclear Leukocyte |