Ingubo ye-bentonite engenamanzi yenziwe nge-sodium-based bentonite ebanzi kakhulu ezaliswe phakathi kwe-geotextile ekhethekileyo kunye nelaphu elingalukwanga.
I-bentonite ye-bentonite engenakunqandwa eyenziwe ngokuhlatywa kwenaliti inokwenza iindawo ezininzi ezincinci zefiber.