Fekthering ea rona ea ho etsa liente, re etsa liforomo tsa polasetiki tse nepahetseng haholo tse etselitsoeng ho hlahisa lisebelisoa tsa sebele le tse tšoarellang tsa ho tšoasa litlhapi. Mefuta ea rona e netefatsa hore seboko se seng le se seng se entsoe ka lintlha tse kang tsa bophelo, ho tenyetseha le liphetho tse boreleli, e leng se etsang hore e be tse loketseng libaka tse fapaneng tsa ho tšoasa litlhapi.
Ka boholo boo u ka bo khethang, mebala le libopeho, re hlophisa hlobo e 'ngoe le e 'ngoe ho lumellana le litlhoko tsa hau tsa ho tšoasa litlhapi. Re tšepe ho fana ka liforomo tsa seboko sa polasetiki tse theko e tlaase, tse tšepahalang tse ntlafatsang ts'ebetso ea hau ea tlhahiso le ho thusa ho theha masela a sebetsang hantle, a khahlang bakeng sa litsomi.