Ekukhanyeni kwemigqa yokukhiqiza eyomile, emanzi yezinkampani zesikhumba zokwenziwa ezikhipha igesi yokukhipha i-DMF, isisetshenziswa esigaywa kabusha singenza okokukhiphayo kufinyelele ezidingweni zokuvikela imvelo, nokugaywa kabusha kwezingxenye ze-DMF, kusetshenziswa izigcwalisi zokusebenza okuphezulu kwenza i-DMF isebenze kahle kakhulu.Ukutholwa kwe-DMF kungafinyelela ngaphezulu kwama-90%.