Lihlahisoa tsa tšepe tse hatelitsoeng li entse tsoelo-pele e kholo ho tloha lilemong tsa bo-1950 tsa lekholong la ho qetela la lilemo, ho na le lintlha tse peli tse ka sehloohong molemong oa tsoelo-pele ea eona. Ntlha ea pele, matla a thepa a eketseha butle-butle, e le hore a fokotse boholo le boima ba likarolo tse hatelitsoeng, esita le ho fokotsa litšenyehelo tsa morero; Ea bobeli, motheong oa ho ntlafatsa matla, re lokela ho ela hloko nts'etsopele ea lisebelisoa tse nang le ts'ebetso e phahameng ea anti-corrosion, e le ho ntlafatsa ho tšoarella ha likarolo tsa tšepe tse hatelitsoeng pele le ho boloka litšenyehelo tsa tlhokomelo.
