A professor from the University of Missouri has developed a process to make propylene glycol using the glycerin that's normally left behind as a waste product from the biodiesel production process.

When that happens, fuel doesn't flow through the system as well ... than it is to pull oil out of the ground and process it. Relatively small biodiesel operations can be economically sustained ...

Also two days ago, New Century Lubricants and National Chemical Laboratory (NCL) announced a partnership to process seed oils for biodiesel more efficiently. More precisely, they will use NCL's ...