| Acronym | Meaning |
| IECSC | Inventory Of Existing Chemical Substance In China |
| AERC | Association Of Ecosystem Research Centers |
| RBP | Retinol Binding Protein |
| EQS | Environmental Quality Standard |
| SNG | Synthetic Natural Gas |
| GEXRF | Grazing-emission X-ray Fluorescence |
| AA | Assistance Administration |
| UHVEM | Ultra High Voltage Electron Microscopy |
| PEARL | Prediction Air Quality In Urban And Regional Locations |
| BSF | Back Surface Field (solar Cell Structure) |