| Acronym | Meaning |
| ECIST | Estimated Chronic In Stream Toxicity |
| SOS | Southern Oxidant Study |
| RRNA | Ribosomal Ribonucleic Acid |
| MLSC | Microvolume Laser Scanning Cytometry |
| SOP/EA | Split-operator Propagator (for) Electronically Adiabatic (phenomena) |
| IPDA | Intensified Photodiode Arrays |
| LMP | Laser Microprobe |
| HWCVD | Hot Wire Chemical Vapor Deposition |
| MIS | Management Information System (OSHA) |
| DMDS | Dimethyl Disulfide |