| Acronym | Meaning |
| IC | Ion Chromatography |
| DOS | Di(2-ethylhexyl) Sebacate |
| NRA | National Rivers Authority (UK) |
| HEGO | Heated Exhaust Gas Oxygen |
| STLS | Singwi-Tosi-Land-Sjolander (generalized Random-phase Approxn. For Effective Pair Potentials Of Liq. Metals) |
| RIR | Reference-intensity Ratio |
| PLM | Polarized-light Microscopy |
| BHRA | British Hydromechanics Research Association |
| ABES | Alliance For Balanced Environmental Solutions |
| OLF | Overland Flow |