<prompt> Qedela umusho olandelayo ngokukhetha okungcono kakhulu: Ukungeza iphunga ku-glycerin ukuze kwenziwe insipho. Ongakhetha kukho: - Faka amafutha ngemva kokuncibilika kwensipho. - Amafutha okuxubha ngemva kokubumba insipho. Impendulo:  <response>: Faka amafutha ngemva kokuncibilika kwensipho. 