What is Biodiesel?
A clean, domestic, sustainable, renewable fuel for
diesel engines made from fats and oils, such as
soybean oil and used cooking oil
A high quality Advanced Biofuel
Made through a chemical reaction called
transesterification, meeting ASTM D6751 standards
B20 and lower blends and even B100 in some
cases have been used successfully in existing older
diesel engines as well as new models coming off the
production line
https://www.eia.gov/biofuels/biodiesel/production/
Monthly Biodiesel Production Report
It’s also garbage that has made most of the older kerosene heaters in the US obsolete, and I’ve personally seen it disrupt a cold-weather lumber operation.