| Acronym | Meaning |
| RAO | Remedial Action Objective |
| ELINCS | European List Of Notified Chemical Substances |
| NESCAUM | North East States Coalition For Air Use Management |
| SOCI | Second-order Configuration Interaction |
| SST | Sea Surface Temperature |
| NDTT | Nil Ductility Transition Temperature |
| ALI | Annual Limit On Intake |
| FI | Field Ionization |
| AICE | American Institute Of Chemical Engineers |
| APO B | Apolipoprotein B |