Setlhopha sa mafura ke karolo ea bohlokoa tsamaisong ea mafura ea koloi. Mosebetsi oa eona o ka sehloohong ke ho sefa litšila, metsi le likaroloana tse tsoang peterole, ho netefatsa hore mafura a hloekile a kena enjeneng. Sena se sireletsa lisebelisoa tse bobebe tse kang liente le pompo ea mafura, le ho lelefatsa bophelo ba enjene. Leha ho le joalo, ha nako e ntse e ea, sefe se ka koaleha litšila, se ama ts'ebetso ea phallo ea mafura, sa etsa hore tlhokomelo ea kamehla e be ea bohlokoa.
Ka kakaretso, nako ea ho lokisoa ha sefahla sa mafura e ipapisitse le mofuta oa koloi, tikoloho ea ts'ebetso le boleng ba mafura. Bakeng sa li-sedan tse ngata tsa malapa, li-filters tse tloaelehileng tsa mafura li khothaletsoa hore li nkeloe sebaka ka lik'hilomithara tse ling le tse ling tse 20,000 ho isa ho tse 40,000, kapa selemo se seng le se seng ho isa ho tse peli, ho latela likhothaletso tsa moetsi oa koloi. Mefuta e meng ea sejoale-joale e sebelisa-sefe tse atolositsoeng tsa mafura a bophelo, 'me nako ea ho lokisa e ka eketsoa ho fihla ho 40,000 ho isa ho 60,000 kilometers, empa sena se lokela ho etsoa ho ipapisitsoe le tšebeliso ea 'nete.
Haeba koloi e khannoa khafetsa maemong a thata (joalo ka libaka tse nang le lerole le boima kapa mafura a boleng bo tlase), ho koaloa ha sefefo sa mafura ho ka etsahala kapele. Ka hona, ho khothaletsoa ho khutsufatsa nako ea tlhokomelo ho hlahloba kapa ho khutlisa sefella lik'hilomithara tse ling le tse ling tse 10,000 ho isa ho tse 20,000. Ho feta moo, haeba koloi ea hau e na le matšoao a kang ho potlaka ho fokolang, ho tsamaea ka thata, tšebeliso e eketsehileng ea mafura, kapa bothata ba ho qala, ana e ka ba matšoao a sefahla sa mafura se koalehileng. Esita le haeba koloi ea hao e sa lokisoa kamehla, u lokela ho e hlahloba esale pele.
Ho fetola filthara ea mafura khafetsa ha ho ntlafatse ts'ebetso ea enjene feela empa hape ho fokotsa kotsi ea ho hloleha ha sistimi ea mafura. Beng ba makoloi ba lokela ho sheba bukana ea litaelo ea beng ba likoloi le ho theha kemiso e loketseng ea tlhokomelo e ipapisitseng le maemo a bona a ho khanna. Ho feta moo, khetha{2}sefe tsa boleng bo holimo ho tsoa mehloling e tsebahalang ho netefatsa hore sesefa le ho tšoarella nako e telele. Ho hlokomoloha tlhokomelo ea sefe ea mafura ho ka baka mathata a tebileng a enjene le ho eketseha ha litšenyehelo tsa ho e lokisa, kahoo ho hlokomeloa kamehla ho bohlokoa ho netefatsa bophelo bo botle ba nako e telele-ea koloi ea hau.