In fact, vegetable oil is used widely around the world, and cooking ... of biodiesel, although this is limited by law to 10% and concerns only the purest fraction of the waste.

“We used to charge fees to dispose of used cooking oil as industrial waste,” said one Tokyo-based recycling agent. “The oil has since surged in price, so now we must pay to collect i ...

More than 100,000 tons of cooking oil waste is said to be exported from Japan each year. For this reason, there are growing calls to set up a supply chain to produce domestically made SAF. Related ...