Biodiesel ndi mtundu wa zotsalira zazomera mphamvu, amene ali pafupi petrochemical dizilo mu thupi katundu, koma osiyana mankhwala zikuchokera.Composite biodiesel amapangidwa pogwiritsa ntchito zinyalala za nyama/masamba mafuta, mafuta a injini zotayira ndi zinthu zopangidwa ndi mafuta oyeretsera monga zida zopangira, kuwonjezera zopangira, ndi kugwiritsa ntchito zida zapadera ndi njira zapadera.