Oku Kushushu kuthengisa i-glycerin icephe lombhobho weoyile.I-Glycerin ngokwayo ilulwelo olungeyotyhefu, oludla ngokwenziwa kwi-acids enamafutha, ehlala ifumana indlela yayo ekutyeni kwethu njenge-sweetener okanye i-preservative.
Iikhoyili kwiibhobho ze-glycerin zenzelwe ukupholisa ngokufanelekileyo umsi njengoko udlula kumbhobho.