Biodiesel is a renewable fuel produced by vegetable oil, animal fat or waste cooking oil through different simple reactions. The most traditional production method is transforming oil by esterification with methanol and catalyst. The new generation of green, low-carbon emission biodiesel can be used as a substitute for fossil diesel or mixed with diesel in diesel engine.
Crude glycerin is one of the main by-products during the production of biodiesel. After the purification of crude glycerin, it can be produce food, soap, cosmetics and purified drugs of glycerol. Around 400-500 tons could be supply per month