| Acronym | Meaning |
| ECM | Embedded Cluster Method (in Electronic-structure Calcns.) |
| RTMS | Room Temperature Molten Salt |
| SCP | Single-cell Protein |
| CRAVE | Carcinogen Risk Verification Effort (EPA) |
| EFV STO | Electric-field-variant Slater-type Orbital |
| SMES | Superconductive Magnetic Energy Storage |
| XHDPE | Cross-linked |
| CEFIC | European Chemical Industry Association |
| SINNMR | Sonically Induced Narrowing Of The NMR Spectra Of Solids |
| NADAP | National Atmospheric Deposition Assessment Program |