The old hot pot oil can not be recycled.

The Chengdu hotpot industry made a public commitment in 2011 to use disposable pot bases to end the era of old oil; the Chongqing Hotpot Association also issued an "urgent notice on immediately stopping the recycling of grease and oil consumed by customers" to all members in 2012.

From a scientific point of view, repeated heating and repeated use lead to the rancidity of fats and oils, producing carcinogens such as aflatoxin, which are harmful to human health in the long term.

Extended information:

Case

On December 25, 2018 at 21:00, Nanchong Shunqing District Public Security Bureau police and Shunqing District Food and Drug Administration staff of the district of Baituba near the hot pot store raids, found that a hot pot store recycling diners eat out of the hot pot base and oil, and to be processed into the production of the "old oil", sold again to customers to eat. The public security police immediately sealed the scene. Public security police immediately sealed the scene, the hot pot restaurant owner Tang used to recover, refining and storage of "old oil" tools to be seized.

After the police investigation and evidence collection, Tang Mou on its recovery of customers to eat the rest of the hot pot oil again processed into "old oil" sales to customers to eat the criminal facts confessed, and then the police to take criminal compulsory measures.

In the trial on May 23, Nanchong Shunqing District People's Court, the first trial court around the defendant Tang's main criminal facts and confessions, meritorious sentencing and other circumstances to carry out court investigations, the organization of the court debate.

After the trial, the defendant Tang's behavior has violated the "Chinese people's **** and State Criminal Law" Article 144 of the provisions of the crime of production, sales of poisonous and harmful food, the collegial deliberation, Tang was sentenced to one year and six months of imprisonment, and a fine of fifteen thousand yuan.

People's Daily - Guangzhou Daily: hot pot with old oil habits why can not be changed