The oil is reacted with sodium hydroxide dissolved in methanol.
A sufficient quantity of alkali is used to neutralize the fatty acids in the waste oil plus 0.3% excess.
A batch of 300 gallons was made for testing.
We have tested the fuel in a Denver public bus and find power comparable to that of diesel.
A 30% blend with diesel reduced smoke opacity to 60% of that from diesel, while neat M-Diesel reduced the opacity to 26% of that of diesel.