| Acronym | Meaning |
| VE-PPP | Variable Electronegativity PPP |
| CINDA | Computer Index Of Neutron Data |
| SABS | South African Bureau Of Standards |
| WASP4 | Water Analysis Simulation Program |
| EIA | Environmental Impact Assessment |
| ISSN | International Standard Serial Number |
| SPIS | Surface Penning Ionization Spectroscopy |
| ASDWA | Association Of State Drinking Water Administrators |
| MCC | Motor Control Center |
| SVL | Single Vibrational Level |