Re moetsi oa litsebi tsa ho chencha lirethe tsa tšepe, tse ikhethileng tlhahisong ea litlolo tse phahameng tsa tšepe, li boetse li tsejoa e le "ho tsitsa steel li-tubes" kapa "ho tsitsa". Li-tubers tsa rona li tsebahala ka ho qeta ka bophara, li nepahetse ka nepo le ho tšoana le lintho tse bonahalang.
Likaroloana:
Phello ea Bongata: Li-tubes tsa rona tsa mobu li nepahetse sebakeng se phahameng haholo bakeng sa litlhokahalo tse nang le litlhokahalo tse nang le thepa. Mekhoa e phahameng ea litekanyetso: ea khale ka theknoloji ea ts'ebetso e tsoetseng pele e kopana le bareki ba rona ba mobu oa heso, e netefatsa hore ba ts'epahale ka phuthehong le ea kopo. Lintho tse bonahalang li tšoana: Re khetha tšepe ea boleng bo holimo joaloka thepa e tala ea li-tubente tsa tšepe ka ts'ebetso e ntle ea tlhahiso, e ntlafatsang khanyetso ea tsona ea tlhahiso le ho tšoarella.
