| Acronym | Meaning |
| SIFCA | Slurry-infiltrated Fiber Castable [ceramic Casting Technique] |
| HIIS | Heavy Ions In Space |
| WWTP | Wastewater Treatment Plant Or Process |
| ICP/MS | Inductively Coupled Plasma Mass Spectrometry |
| RTO | Regenerative Thermal Oxidizer |
| SLMTO | Surface Linear (combination) Of Muffin-tin Orbitals |
| SEM | Std. Error Of The Mean |
| AWRG | Acid Waters Review Group (UK) |
| SUPER | Subarctic Pacific Ecosystem Research Program |
| GNRH | Gonadotropin Releasing Hormone |