| Acronym | Meaning |
| IMC | Intermetallic Matrix Composite |
| AOB | Analytical Operations Branch (OSWER) |
| PTSD | Post-traumatic Stress Disorder |
| ICRU | International Commission On Radiation Units And Measurements |
| ACFM | Actual Cubic Feet Per Minute |
| DRS | Dielectric Relaxation Spectroscopy |
| JISC | Japanese Industrial Standards Committee |
| VAM | Valid Analytical Measurement |
| SSHF | Spin-symmetrized Hartree-Fock (wave Function) |
| BIA | Batch Injection Analysis |