| Acronym | Meaning |
| GANC | Generalized Acid Neutralization Capacity Test |
| VCXO | Voltage Controlled Crystal Oscillator |
| PPIC | Pollution Prevention Information Clearinghouse |
| GLS | Generalized Least Squares |
| CNDO/2-V | Complete Neglect Of Differential Overlap-potential Method |
| TRS | Total Reduced Sulfur |
| FLD | Forming Limit Diagram |
| USN | Ultrasonic Nebulizer |
| ISIS | Industrial Site Information System |
| EUSO | Extreme Universe Space Observatory |