Makatiriji amtundu wa fyulutawa amagwiritsa ntchito zida zapadera za fiber zomwe zimagwiritsidwa ntchito kwambiri ndipo zimapangidwa ndi mafunde mosalekeza ndi chipangizo chapadera.Chifukwa cha dzenje mawonekedwe ngati zisa, wotchedwanso zisa Zosefera.Ulusi wochita bwino kwambiri ndi wokhazikika, umapewa kuchulukirachulukira kwa zinyalala, kukhetsa kwa ulusi komanso zovuta zosintha zosefera.Chitsulo chosapanga dzimbiri chapakati chubu chimatha kupirira kukhudzidwa kwamadzimadzi chisanayambe chipangizocho.