| Acronym | Meaning |
| IWEM | Institution Of Water And Environmental Management |
| ERCAM | Emission Reduction And Cost Analysis Model |
| ACD | Allergic Contact Dermatitis |
| PPCP | Pharmaceuticals And Personal Care Products |
| UA | Unequilibrated Aggregate (interplanetary Dust Particle) |
| EGCI | Exponentially Generated Configuration Interaction |
| NLM | National Library Of Medicine |
| NUR | Nitrate Utilization Rate |
| MPIF | Metal Powder Industries Federation |
| EMEG | Environmental Media Evaluation Guides |