Blue Demon® Frictionless Presoak17 formulas were tested and rejected until we arrived at the current successful product. Basically, you could call it trial and learning, because we increase our grasp of each chemical interaction until the optimum mix is discovered. And the 18th formula is now this Premium, Extra Heavy Duty Presoak on Steroids, designed for both conveyor and rollover frictionless washing. Its high pH and alkaline boosters attack and break up oily soils on contact and