| Acronym | Meaning |
| CSIR | Council For Scientific And Industrial Research (South Africa) |
| PTDS | Photothermal Deflection Spectroscopy |
| TSA | Thermal Swing Adsorption |
| CSA | Camphorsulfonic Acid |
| SDD | Silicon Drift Detector |
| VOA | Volatile Organic Aromatic Compounds |
| PFRAM | Polymeric Ferroelectric Random Access Memory |
| RMF | Rotating Morse Function (in Potential-surface Calcn.) |
| SEI | Secondary Electron Imaging |
| CAT | Clear Air Turbulence |