| Acronym | Meaning |
| RFA | RCRA Facility Assessment |
| MRS | Magnetic Resonance Spectroscopy |
| BPCT | Best Practicable Control Technology |
| ASDES | Aircraft Sensor Data For The Earth Sciences |
| IAVCEI | International Association Of Volcanology And Chemistry Of The Earth's Interior |
| SPINDO | Spectroscopic Potentials Adjusted Intermediate Neglect Of Differential Overlap |
| NAICS | North American Industrial Classification System |
| PF | Polar Front |
| MA | Maleic Anhydride |
| EFV GTO | Electric-field-variant Gaussian-type Orbital |