| Acronym | Meaning |
| CIBO | Council Of Industrial Boiler Owners |
| NBMO | Nonbonded Molecular Orbital |
| WINDEP | Worksheet-Integrated Deposition Estn. Program |
| UVPS | Ultraviolet Photoelectron Spectroscopy |
| FPEIS | Final Programmatic Environmental Impact Statement |
| WEEL | Workplace Environmental Exposure Limits |
| UTP | Unitary Transformation (based) Perturbation (theory) |
| AFDM | Ash Free Dry Mass |
| ESE MO | Essential-structure-elements Molecular Orbital |
| LCIA | Life Cycle Impact Assessment |