ZLD for Indian Textile Mills: Engineering Logic, CAPEX/OPEX Analysis, and Salt Recovery
For Indian textile dyeing units—specifically in land-locked hubs like Tirupur, Ludhiana, and Pali—Zero Liquid Discharge (ZLD) is no longer just an environmental badge. It is an operational license. As of January 2026, State Pollution Control Boards (SPCBs) in Tamil Nadu, Gujarat, and Rajasthan have tightened monitoring on “Red Category” industries, making the “bypass” of effluent…