Li-tubes tsa mali tse lahliloeng, tse tsejoang hape e le li-vacuum pokello ea mali, li bapala karolo ea bohlokoa lefapheng la bongaka bakeng sa ho bokella le ho boloka lisampole tsa mali.Ts'ebetso ea tlhahiso ea li-tubes tsena ke mokhoa o hlokolosi le oa bohlokoa o netefatsang polokeho le ho nepahala ha pokello ea mali.Sehloohong sena, re tla shebisisa mokhoa oa ho etsa li-tubes tsa ho bokella mali tse lahloang.
Ho hlahisoa ha liphaephe tsa mali tse lahloang ho qala fekthering, moo thepa e tala e kang polasetiki, litšitiso tsa rabara, le metsoako e tlatselletsang li khethoang ka hloko le ho hlahlojoa ho bona boleng ba tsona.Lisebelisoa tsena li ntan'o sebetsoa le ho bōptjoa ka sebōpeho sa tube, ho latela tataiso e thata ho finyella litekanyetso tsa indasteri.
Hang ha li-tubes li thehoa, li kena tšebetsong ea ho thibela likokoana-hloko ho felisa litšila leha e le life tse ka 'nang tsa e-ba teng le ho netefatsa bohloeki ba lisampole tsa mali tse bokeletsoeng.Mohato ona o bohlokoa ho thibela kotsi ea tšoaetso le ho boloka botšepehi ba lisampole.
Ka mor'a moo, li-tubes li bokelloa ka li-vacuum tubes le li-stoppers tsa rabara, e leng se etsang hore ho be le tikoloho e koetsoeng bakeng sa ho bokella mali.Vacuum ka har'a tube e thusa ho hula mali ka har'a tube hantle le ka nepo ntle le tlhoko ea khatello e eketsehileng kapa ho monya ka letsoho.
Ka mor'a kopano, li-tubes li hlahlojoa hore na ho na le mefokolo efe kapa efe e ka senyang ts'ebetso ea tsona.Mehato ea taolo ea boleng e teng ho netefatsa hore ke li-tubes feela tse fihlelang maemo a holimo tse romelloang ho ajoa.
Qetellong, tlhahiso ea li-tubes tsa pokello ea mali tse lahloang ke ts'ebetso e nepahetseng le e hlokolosi e hlokang ho ela hloko lintlha le ho latela litekanyetso tse tiileng tsa boleng.Li-tubes tsena li phetha karolo ea bohlokoa lefapheng la bongaka, ho netefatsa hore ho na le pokello e bolokehileng le e nepahetseng ea lisampole tsa mali bakeng sa ho hlahloba.Ka ho utloisisa mokhoa oa ho etsoa ha liphaephe tsa mali tse lahloang, re ka ananela boiteko le tlhokomelo tse etsoang ho hlahiseng lisebelisoa tsena tsa bohlokoa tsa bongaka.