Environment & Ecology · Environmental Engineering

निम्नलिखित में से किस पदार्थ या प्रक्रिया का उपयोग मुख्य रूप से पानी को सीधे कीटाणुरहित करने के बजाय एक स्कंदक (coagulant) के रूप में किया जाता है?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1उबालना (Boiling)
2फिटकरी (Alum)✓
3क्लोरीन की गोलियां (Chlorine tablets)
4छानना (Filtration)

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फिटकरी (Alum)

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