| Acronym | Meaning |
| DAEM | Distributed Activation Energy Model |
| BST | Bovine Somatotropin |
| SCRPA | Separated Channel RPA |
| BOD | Biochemical Oxygen Demand |
| HDD | Hard Disk Drive |
| ACSP | Acetyl Cyclohexylsulfonyl Peroxide |
| WIMP | Weakly Interacting Massive Particles |
| MTBE | Methyl Tert Butyl Ether (gasoline Additive) |
| EBS | Engineered Barrier System (for Hazardous Waste Disposal) |
| DISI | Direct-injection Spark-ignition |