| Acronym | Meaning |
| PMP2 | (spin) Projected Moeller-Plesset Second-order (perturbation Theory) |
| LSA | Local Space Approximation |
| SCM | Surface Complexation Model (of Adsorption) |
| MA | Maleic Anhydride |
| MPT | Microwave Plasma Torch |
| OSF | Odor Safety Factor |
| BWO | Backward Wave Oscillator |
| ARCHIE | Automated Resource For Chemical Hazard Incident Evaluation |
| NOHS | National Occupational Hazard Survey |
| LOAEL | Lowest Observed Adverse Effect Level |