The heavyweight champion for fighting dirt and grease. DIRTY FIGHTER is a safe, all-purpose cleaner for most industrial and institutional applications from light duty cleaning to heavy duty grease busting. Cleans without butyl, chlorinated solvents, benzene or other harsh chemicals. Highly dilutable for super economy. An Earth Smart® Certified bio-based formulation that is safe on rubber, plastic, all metals and most painted surfaces. United 250 is concentrated, providing economy at use dilutions.