"Waste oil" there is no effective means of identification

(Reporters Lvnuo) national food safety risk assessment center and Wang Zhu said 13 days, has yet to find "waste oil" an effective means of identification. Detection of "waste oil" high cost, difficult to control "waste oil" focuses on strengthening the oil source and process control. Call now to seven technical institutions developed 5 ..."Waste oil" there is no effective means of identification