Zero Liquid Discharge (ZLD) is an advanced wastewater treatment technique aimed at completely eliminating liquid waste discharge from industrial processes. It involves recovering and recycling nearly all water from effluents using methods like filtration, evaporation, and crystallization. The process ensures clean water is reused, and the remaining waste is converted into solids for safe disposal. ZLD promotes environmental sustainability, helps conserve water, and ensures compliance with strict environmental regulations and standards.
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