| Acronym | Meaning |
| FGAN | Fertilizer Grade Ammonium Nitrate |
| TDVPT | Time-dependent Variation-perturbation Theory |
| ALCAM | Activated Leukocyte Cell Adhesion Molecule |
| ACO | Atomic-cell Orbital |
| NAMAS | National Measurement Accreditation Service (UK) |
| HWIF | Hazardous Waste Incineration Facility Design And Modeling Computer Program |
| HREE | Heavy Rare Earth Element(s) |
| OHS MSDS | Occupational Health Services Material Safety Data Sheets |
| IPM | Independent Particle Model |
| NAEP | National Association Of Environmental Professionals |