| Acronym | Meaning |
| SGO | Spherical Gaussian Orbital |
| PSP | Paralytic Shellfish Poison |
| G6PD | Glucose-6-phosphate Dehydrogenase |
| ACR | Advanced Cracking Reactor (for Ethylene Production From Petroleum) |
| SCA | Standing Committee Of Analysts [probably Of EC] |
| CRTA | Controlled Rate Thermal Analysis |
| OP-AMP | Operational Amplifier |
| MRDL | Maximum Residual Disinfectant Level |
| DXS | Diffuse X-ray Scattering |
| ADGIXA | Angular-dependent Glancing-incidence X-ray Analysis |