Computer · Environmental Engineering
कौन सी प्रक्रिया अपशिष्ट जल की कीचड़ (sludge) के आयतन को कम करती है?
- 1ऊर्णन (Flocculation)
- 2वातन (Aeration)
- 3पाचन (Digestion)✓
- 4क्लोरीनीकरण (Chlorination)
सही उत्तर देखें
पाचन (Digestion)
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