| Acronym | Meaning |
| ACI | Alloy Casting Institute |
| BOCV | Biorthogonality Constrained Variation Method |
| HCS | Hazard Communication Standard |
| MDSRS | Morphology-dependent Stimulated Raman Scattering |
| OLO | On-line Optimization |
| PIO | Paired Interaction Orbital |
| FFF | Field-flow Fractionation |
| SXRFMA | Synchrotron X-ray-fluorescence Microanalysis |
| RIR | Reference-intensity Ratio |
| MSPD | Matrix Solid-Phase Dispersion |