Before the promotion of oil and water separator in Xiamen city, the kitchen waste also contained a large number of pathogenic microorganisms, parasites and their insect eggs, after feeding livestock and poultry is easy to cause zoonotic diseases.Because there is no relevant laws and regulations, food kitchen waste is basically in the state of "no one cares about",Driven by economic interests, most catering enterprises do not realize the harm of kitchen waste, sell food waste to private or some illegal enterprises, charging certain fees, has become one of the profit points of catering enterprises, especially large units.

In order to solve the stubborn "gutter oil" Xiamen City this time launched to promote swill oil separator in the catering industry, at the source to cut off the road of gutter oil flow on the table.At present, the municipal government canteen has been the first pilot catering unit, free installation of swill oil separator.Over the past half a month of trial, all the leftovers, swill produced by the municipal canteen have been separated and recycled, which has been praised by the leaders of the Municipal Administration Bureau, canteen staff and dining staff.

The chief of the city Food and Drug comprehensive law enforcement detachment, introduced that the working principle of the oil and water separator is that after pouring waste residue and waste oil and water into the filter net, oil and water flow into the separator for separation, waste water discharged into the sewer, waste oil in the separator and recycled as industrial production raw materials. In the process of use, regulators can trace the flow direction of food and kitchen waste.