| Acronym | Meaning |
| MDF | Medium-density Fiberboard |
| NVLAP | National Voluntary Laboratory Accreditation Program |
| STO | Slater-type Orbital |
| MSO | Molecular Spin Orbital |
| ANR | Adiabatic Nuclear Rotation (in Calcns. On Mol. Collisions) |
| RS | Rayleigh Schroedinger (perturbation Theory) |
| GAGE | Global Atmospheric Gases Experiment |
| EMR | Electronically Mediated Reaction |
| HAP | Hazardous Air Pollutants |
| NIR | Near Infrared |