The machine was designed with certain tolerances. For example, it will handle oil that titrates up to about an 18 using the KOH method for titrating (You can see that here: http://www.utahbiodieselsupply.com/titration.php ) You add 190 mL of sulphuric acid of 93% purity or greater with every batch. You...

Do you have any numerical data on your product?

Jim, care to expound on the details of your modified Foolproof process?