| Acronym | Meaning |
| CEPP | Chemical Emergency Preparedness Plan |
| LEL | Lower Explosion Limit |
| SVG | Scalable Vector Graphics |
| SIGLE | System For Information On Grey Literature In Europe |
| ADF | Acid Detergent Fiber |
| ENAC | Energetic Neutral Atom Camera |
| PBO | Polarized Born-Oppenheimer |
| PCP | Pentachlorophenol (Reg: 87865) |
| RMTA | Rigid Muffin-tin Approxn. |
| EG | Ethylene Glycol |