Rapeseed oil is what we call vegetable oil, also called rapeseed oil, coriander oil, brassica oil, sesame oil, canola oil, it is a kind of cooking oil extracted from rapeseed. It is one of the main edible oils in China. It is mainly produced in the Yangtze river basin, southwest and northwest.
Rapeseed oil is golden yellow or brownish yellow, with a certain stimulating smell, which is called "green smell". The smell is caused by a certain amount of glucosinolates, but the species-specific rapeseed does not contain the substance.