| Acronym | Meaning |
| DGE | Differential Gene Expression |
| IEA | International Energy Agency |
| UFFI | Urea-formaldehyde Foam Insulation |
| PCE | Polychromatic Erythrocytes |
| APD | Azimuthal Photoelectron Diffraction |
| DGNAA | Delayed Gamma-ray Neutron Activation Analysis |
| VPA | Varied Portions Approach |
| PGHS | Prostaglandin H Synthase |
| WGSATM | Working Group On The Statistical Aspects Of Trend Monitoring (ICES) |
| TKN | Total Kjeldahl Nitrogen |