Andhra Pradesh’s growing chemical sector (from Visakhapatnam to Kurnool) relies heavily on water for processing, generating complex wastewater that can burden local water bodies if untreated. Recent studies (e.g. by NIT Warangal) found that chemical and metallurgical plants contribute roughly 31% of industrial pollution in the Krishna River basintimesofindia.indiatimes.com. In fact, organic loads (BOD/COD) from […]