Mochini ona oa ho hlatsoa lieta o sebelisetsoa ho hloekisa lieta feela fekthering ea lijo, ntlo ea polao, kichineng e bohareng joalo-joalo.
Mochini oa rona oa ho hlatsoa lieta oa mofuta oa mocha, basebetsi ba ka kena ba sa khaotse, ba boloka nako.
Tsamaiso ea ho ntša metsi e phetha karolo ea bohlokoa sebakeng sa fektheri ea lijo, drainage ea Workshop le drainage ea lifeme li lokela ho nkoa ka kakaretso.Libaka tse fapaneng li hloka ho sebelisa liforo tse fapaneng tsa drainage le li-drain tsa fatše, moralo o sa utloahaleng oa drainage o tla lebisa keketsehong e tsoelang pele ea litšenyehelo tsa ho hloekisa le ho lokisoa, moralo oa rona o kopana le litlhoko tsa bohloeki ba sistimi ea drainage ea fatše, mme o sebelisa melao-motheo ea moralo oa bohloeki ho lisebelisoa tse teng. ho kopana le lijo, ho fana ka tharollo e felletseng ea drainage ea bohloeki.