……The EU biofuel mandates are also having hugely distorting effects in the marketplace. Because used cooking oil is regarded as one of the most sustainable types of biodiesel, the price for it has risen rapidly. Rob Bailey says that towards the end of 2012 it was more expensive than refined palm oil.
“It creates a financial incentive to buy refined palm oil, cook a chip in it to turn it into used cooking oil and then sell it at profit,”
“It is crazy but the incentives are there.”
Full Story: BBC