Tui tih thianghlim dan hi kawng hnih a awm thei : -
1) Chemical leh 2) Physical
1. Chemical Disinfection :
(a) Chlorine and its compounds (Chlorinated Lime) :
Hei hi kan hman tlanglawn a ni. A tlawm a, a tih vel a awlsam a chu bakah chemical dangte aiin a hlauhawm lova a effective bawk Chlorinated Lime hi chu Bleeching powder kan tih hi a ni a, Liquid Chlorine hmuhchhuah hma chuan hman tlanglawn ber a ni.
(b) Ozone Disinfection :
Hei hi ni zung chakna hmanga tui a hrik tih hlumna a ni a, thil effective tak mah nise, a khawl bun leh enkawl ilo a hautak avangin Public tlan tur sawngbawlna atan chuan a hautak dan ngaihtuahin hman tangkai dan a nep. Heng bakah Potassium Permanganate, Halogens (Bromine), Fluorine leh Iodine te pawh a hman theih.
Note : Public a hman/tlan tur atan chuan Chlorination hi a tangkai ber; amaherawh chu, tih thianghlim tawh hnu ah bawlhhlawh that (New Contamination) a awm leh a nih chuan vawikhat tih thianghlim mai chu a tawk lo thei bawk.
Chlorination ah hian, tui dah rei tawh lutuk ah chuan tui a Chlorine content te hi a kal ral thei tih hriat a pawimawh.
2. Physical Disinfection :
Hei hian Disinfection chi hnih a huam :
(a) Ultra Violet Radiation (UVR) leh (b) Boiling of Water
(a) Ultra Violet Radiation (UVR) : UV Radiation (Ultra Violet Radiation) hi phai lama drinking water plant ah te chuan an hmang nasa hle. A hmanrua leh enkawl hautak avangin Public use atan atangkai dan a nep.
(b) Boiling of Water : Boiling of Water (Tui chhuanso) hi tui tih thianghlim dan awlsam leh tha si a ni.
Note : A chunga kan tarlan te khi bacteria leh bawlhhlawh dang tuia awm thei te thah nan leh tih thianghlim nan chuan an tha tawk a ni. Amaherawh chu tih thianghlim toh hnu bawlhhlawh leh chu a huam lo. Dik taka enkawl leh hman a nih chuan 99% (za a sawmkua leh pakua) chu a that/tithianghlim thei a ngaih a ni a, 1% (Za a pakhat) hi chuan kan treatment te lo paltlang hram pawh nise mihring nunna/hriselna atan a hlauhawm pha tawh lo tura ngaih a ni.
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