| AC | Activated carbon |
| ASP | Activated sludge process |
| AO7 | Acid orange 7 |
| BOD | Biochemical oxygen demand |
| CNT | Carbon nanotube |
| COD | Chemical oxygen demand |
| CR | Congo red |
| FADH | Flavin adenine dinucleotide hydrogen |
| MFC | Microbial fuel cells |
| MOF | Metal-organic framework |
| NF | Nano filtration |
| NADH | Nicotinamide adenine dinucleotide hydrogen |
| NADPH | Nicotinamide adenine dinucleotide phosphate |
| RB5 | Reactive black 5 |
| RO | Reverse osmosis |
| TDS | Total dissolved solid |
| TSS | Total suspended solid |
| UF | Ultra filtration |
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