Ngaphandle kwalokho, ishubhu lezindebe lingakhiqizwa nge-PET ephinde yasetshenziswa (PCR-PET). Lokhu kwandisa amazinga okululama futhi kunciphisa ukukhishwa kwe-carbon dioxide.
Izinto ze-PET/PCR-PET ziqinisekiswe izinga lokudla futhi zingaphinde zisetshenziswe ngokugcwele.
Izinketho zokuklama ziyahlukahluka - kusukela entongeni enemibala ecacile nemfashini kuya ezindebeni zomlomo ezimnyama ezinhle.
Izindebe zomlomo ezinombala owodwa.