| Wastewater treatment is divided according to principles: 1. The main methods of physical processing include screening, precipitation, air flotation, filtration, and membrane methods 2. Chemical treatment: neutralization, coagulation, electrolysis, oxidation-reduction, gas extraction, extraction, adsorption, ion exchange, and electrodialysis 3. Biological treatment methods: aerobic and anaerobic methods The above should be treated with one or several combinations based on water quality |
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