Learn How to Make Homemade Biodiesel

A reader writes with a question regarding failed biodiesel—after 2 ½ years of successfully making it in an Appleseed processor.

A reader writes with questions about recommended homemade biodiesel percentages, in addition to cost and waste disposal issues.

Is it really possible to mix biodiesel in 5 gallon buckets in your own basement? Here's a reader question regarding getting started on mixing your own without a pricey set-up.

When making homemade biodiesel, a plethora of problems can crop up. Here's one reader's solution to what appears to be "hydrogenated oil" fat growth. Find out what's up.

Ever wonder how to make your own biodiesel? We'll walk you through it with step-by-step instructions and photos.

Part 2 continues our biodiesel tutorial that walks you through each step.

Good quality waste vegetable oil is an important part of this recipe for making homebrewed biodiesel fuel.

Titration is one method used to determine the appropriate amount of lye (base) needed for a particular batch of waste vegetable oil when making homemade biodiesel.

Mini test batches is a simple method used to determine the appropriate amount of lye (base) needed for a particular batch of waste vegetable oil when making homemade biodiesel.

Failed biodiesel reaction? Turn to this article for troubleshooting tips and methods.

Learn the tricks of the trade for collecting good quality used vegetable oil for making homemade biodiesel.

Is water washing biodiesel worth it--or even necessary?

Learn how to responsibly dispose of biodiesel waste.