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Welcome Biopowered is an unbiased, independent knowledge base for home biodiesel production and vegetable oil motoring. This is a non-profit site, run by enthusiasts for enthusiasts. Although based in the UK, members and contributors are welcome from around the world. If you wish to join as a member or contribute, please click this link to register.

Biodiesel pages Pages related to production and use of biodiesel. Biodiesel equipment Processes Equipment Processor buyers guide GL Processor Two drum processer plans and method Twyn-Tub Processor Casting a venturi Methoxide mixer Process Titration | Titrating with Turmeric Making Methoxide Making a test batch of biodiesel Whole Batch Demeth Water prewash Drying wet biodiesel Dry washing Soap tests Biodiesel Process Guide - a quick reminder of the steps involved General information Acronyms - commonly used biodiesel acronyms High Melt Point Esters Making bar soap from Glycerol Soldering

Vegetable oil pages Pages related to running engines on vegetable oil. Collection Rules and Regulations - a summary of EA and HMRC rules regarding oil collection and fuel duty, including how to fill in a Waste Transfer Note. Filtration Filtering waste vegetable oil Waste oil filtering system Dispensing Oil pourer - fast, non-glugging Vehicle modifications Filter modification for Peugeot and Citroen Heat exchangers and solenoid valves for twin tanking