1.Ọ bụ tumadi ji akwadebe mkpụrụ flavors.
2.Ọ na-eji na mmepụta nke methoxyamine hydrochloride ọgwụ, dye black salt ans, wdg.
3.Ọ na-eji dị ka fixing gị n'ụlọnga maka kwa ụbọchị chemicals, nri na ụtaba flavors.
4.Ọ nwekwara ike iji dị ka mgbochi ikuku corrosion gị n'ụlọnga maka plastik na mkpuchi.