| Acronym | Meaning |
| DOI | Department Of The Interior |
| NNBI | Neglect Of Nonbonded Interactions |
| THFFF | Thermal Field-flow Fractionation |
| CGL | Comprehensive General Liability Policy |
| EMMA | End-member Mixing Analysis |
| HAO | Hybrid Atomic Orbital |
| INDO/CS | INDO/conformation Spectra |
| EFH | Extended Fenske-Hall (LCAO MO Method) |
| EAC | Environmental Assisted Cracking |
| PSXD | Position Sensitive X-ray Detector |