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Research progress on utilization of used catering oil resources.

Ziyang He, Min Wang, Weiwen Su, Peng Wu

Used catering oil has raised serious environmental and food safety concerns, but it is also a good resource raw material. With effective recycle/reuse one can effectively solve the problems of food safety, used oil pollution while simultaneously generate useful products. From the perspective of resource recycling and environmental protection of catering used oil, this paper summarizes the current status and main forms of utilization of catering used oil resources in representative countries, analyzes their existing problems and solutions, and looks forward to the research directions and development trends of their increasing utilization.