<prompt> Hlalosa mokhoa oa ho hloekisa metsi.nan  <response>: Instruction in English: Explain the process of water purification. . Response in English: Water purification is the process of removing undesirable contaminants, biological pollutants, and gases from water to make it safe for consumption or for other uses. The process of water purification varies depending on the source and quality of water but typically involves several steps. Here is an overview of the common steps involved in water purification:1. Pre-treatment: The first step involves the removal of large particles and debris from the water through screening. Water is passed through screens that remove materials such as leaves, sticks, and other large particles that could clog or damage the equipment.2. Coagulation and flocculation: In this stage, chemicals with a positive charge are added to the water to neutralize the negative charge of dirt and other dissolved particles. As a result, these small particles bind together or coagulate, forming larger clumps called flocs.3. Sedimentation: Once the floc has formed, it is allowed to settle in a sedimentation basin by gravity. As the floc settles, the clear water is drained out, and the floc, which contains the impurities, is removed.4. Filtration: Filtration is the process of passing water through a filter or a series of filters to remove smaller impurities. Different types of filters, such as sand, gravel, or activated carbon, can be used to target specific types of contaminants.5. Disinfection: The final step in water purification involves killing or removing any remaining bacteria, viruses, or parasites that could cause illness. This is usually done by adding chlorine, ozone, or ultraviolet light to the water.After these steps, the water is ready for distribution and consumption. However, depending on the specific needs, additional treatments may be applied, such as reverse osmosis or ion exchange, to remove specific contaminants or to make the water suitable for a particular application. . Response in Sesotho: Ho hloekisoa ha metsi ke mokhoa oa ho ntša litšila tse sa lakatseheng, litšila tsa likokoana-hloko le likhase tse tsoang metsing ho etsa hore a sireletsehe bakeng sa ho sebelisoa kapa bakeng sa tšebeliso e meng. Mokhoa oa tlhoekiso ea metsi o fapana ho latela mohloli le boleng ba metsi empa hangata o kenyelletsa mehato e mengata. Mona ke kakaretso ea mehato e tloaelehileng e amehang tlhoekisong ea metsi: 1. Phekolo ea Pele: Mohato oa pele o kenyelletsa ho ntšoa ha likaroloana tse kholo le lithōle metsing ka ho hlahloba. Metsi a fetisoa ka li-skrini tse tlosang thepa e kang makhasi, lithupa le likaroloana tse ling tse khōlō tse ka koalang kapa tsa senya thepa. 2. Coagulation le flocculation: Nakong ena, likhemikhale tse nang le tefiso e ntle li kenngoa metsing ho fokotsa tefiso e mpe ea litšila le likaroloana tse ling tse qhibilihisitsoeng. Ka lebaka leo, likaroloana tsena tse nyenyane lia tlama hammoho kapa lia hoama, me li etsa lihlopha tse khōloanyane tse bitsoang flocs. 3. Sedimentation: Hang ha floc e thehile, e lumelloa ho lula ka hara sedimentation beisin ka matla a khoheli. Ha floc e lula, metsi a hloekileng a ntšoa, me floc, e nang le litšila, e tlosoa. 4. Filtration: Filtration ke mokhoa oa ho fetisa metsi ka sefe kapa letoto la lihlopha ho tlosa litšila tse nyenyane. Mefuta e fapaneng ea lihloela, joalo ka lehlabathe, lehlohlojane, kapa khabone e kentsoeng, e ka sebelisoa ho shebisisa mefuta e itseng ea litšila. 5. Ho bolaea likokoana-hloko: Mohato oa ho qetela oa ho hloekisa metsi o akarelletsa ho bolaea kapa ho tlosa baktheria leha e le efe e setseng, livaerase kapa likokoana-hloko tse ka bakang maloetse. Hangata sena se etsoa ka ho tšela chlorine, ozone, kapa khanya ea ultraviolet metsing. Ka mora mehato ena, metsi a se a loketse ho ajoa le ho sebelisoa. Leha ho le joalo, ho itšetlehile ka litlhoko tse khethehileng, liphekolo tse eketsehileng li ka sebelisoa, tse kang reverse osmosis kapa phapanyetsano ea ion, ho tlosa litšila tse itseng kapa ho etsa hore metsi a tšoanelehe bakeng sa tšebeliso e itseng. 