| Acronym | Meaning |
| IES | Internal Eliminated Sequence |
| CPE | Coulomb Wave-plane Wave (description With) Effective Screening |
| STA | Simultaneous Thermal Analysis |
| IKES | Ion-kinetic-energy Spectroscopy |
| ESD | Environmental Services Division (US EPA) |
| UDF | Unrestricted Dirac-Fock |
| LIBORS | Laser Ionization Based On Resonance Saturation |
| ADPI | Air Diffuser Performance Index |
| STN | Scientific And Technical Information Network |
| KTPP | Potassium Tripolyphosphate |