Ukuchitha Okulula
Le bhushi ekuhlanjeni iqondo lombhakathi inikeza ukuchitha okulula okuphumelelayo okuthiwa yinto ehlukahlukene nezinhlelo zokuhlaka. Ibhristile zinjeni ngokuthiwa yezinhlanu zokwenza okuphezulu okuphumelelayo ukuhlaka futhi kuzivikele umugqa wokuthula. Ukudibanisa kwezibristile ezimbili kuhlanganisa izibristile ezingcono ngaphandle okulungise umugqa wokuthula nasezibristile eziphakeme ngaphakathi ukuhlaka kwebhola. Lesi sinyathelo esithandwa sinikeza ukuhlaka okuphelele futhi kungavikeli izinhlelo ziqondo ezinhle. Ibhristile futhi zibekwe ngokuchitha okungena kubacteria nezilwane, zivikele ukugcinwa kwezintsha noma kuzimaphelo amaningi. Ukudluliselwa kwezibristile kuzindlela ezimbili zinikeza ukuvikela kwezinhlelo zokuthula, ukufinyelela kule bhola nezindleke zonke.