Which chemical is used for purification (purity) of water?
Which chemical is used for purification (purity) of water?
پانی کو صاف کرنے کے لیے کون سا کیمیکل استعمال ہوتا ہے؟
Explanation
Chlorine is a strong oxidant that rapidly kills many harmful microorganisms.
Chlorine is a toxic gas.