| Acronym | Meaning |
| TCF | Totally Chlorine-free [in Pulp Industry] |
| ACBM | Asbestos Containing Building Material |
| TSLP | Thymic Stromal Lymphopoietin |
| GMAD | Geometric Mean Aerodynamic Diameter |
| ASAS | Advanced Solid State Array Spectrometer |
| APD | Antiphase Domain |
| ISHOW | Information System For Hazardous Organics In Water |
| AACI | Association Of American Cancer Institutes |
| ETU | Ethylene Thiourea (carcinogen |
| SO SCF | Spin-optimized Self-consistent Field |