Waste Vegetable Oil Fuels

Batch 3 is finally coming to a close. I’m giving it one last bubble wash as I type. Tomorrow I transfer it to the holding/drying barrel and then it’s to the gas biodiesel tank!
Last batch was a bit suspect. After testing it for unreacted mono and bi-glycerides, the result was no good. A layer of […]

So I was still a bit nervous about the latest batch. It looked like the emulsion had broken but I was still left with some seriously cloudy biodiesel. I took a sample and decided to heat it up to see if I could get it to clear up. I put the jar in a pot […]

This must not have been a very tenacious emulsion. I’ve had worse. After about an hour of heating (we have a heating element installed in our wash tank) and misting with heated water there has been some serious progress. It looks to me that I’m about half way done. Maybe by tonight I’ll be back […]

How many times have I been warned and have I gone against these warnings? Add one more! The third batch is in the wash tank. It looked very nice coming out of the processor. There was no obvious separation between the glycerin and the biodiesel so I erred on getting more biodiesel and included […]