Uchungechunge lokwehlisa, lungafakwa emazingeni ehlukene okucindezela kwepayipi lokucindezela, ukuqhubekisa, ukususa noma ukuvimba ngenxa yokugqoka kwangaphandle ekusebenzeni kwezakhi, kanye nendawo uqobo ngokwenza kwamakhemikhali, okuholele ekungcoleni. Ikakhulukazi efanelekayo uhlelo lokulawula okuzenzakalelayo nohlelo lwe-SERVO. Kungavimbela ukulawula okuphezulu, izinto zokulawula kanye nezingxenye eziphezulu ngenxa yokungcola nokugqoka ngaphambi kwesikhathi noma ujamu, okunganciphisa ukwehluleka, kwandise impilo yesevisi yezingxenye.