Computer · Environmental Engineering
सार्वजनिक जल आपूर्ति के रोगाणुनाशन (disinfection) के लिए सार्वभौमिक रूप से निम्नलिखित में से कौन सी विधि अपनाई जाती है?
- 1क्लोरीनीकरण (Chlorination)✓
- 2पराबैंगनी किरण उपचार (Ultraviolet ray treatment)
- 3अत्यधिक चूना उपचार (Excess lime treatment)
- 4उबालना (Boiling)
सही उत्तर देखें
क्लोरीनीकरण (Chlorination)
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