Zero Liquid Discharge (ZLD) is a wastewater treatment process that ensures no liquid waste is discharged into the environment. Zld recycles and reuses water while converting remaining waste into solid byproducts through evaporation and crystallization. ZLD is commonly applied in industries like textiles, chemicals, and power plants to promote water conservation, reduce pollution, and ... https://www.hyperfilteration.in/zero-liquid-discharge-water-treatment.html