<br>There are at least 3 ways to run a diesel motor on [biofuel](https://www.energy-xprt.com/companies/mission-newenergy-limited-36048) using [vegetable](https://www.nasdaq.com/market-activity/ipos/overview?dealId=804419-65608) oils, animal fats or both. All 3 are utilized with both fresh and secondhand oils.<br>
<br>1. Use the oil simply as it is-- generally called SVO fuel (straight grease)