Simple Green Pro HD Heavy-Duty Cleaner is a professional-grade cleaner and degreaser that handles grease and oil, outdoor pollutants and biological stains on washable surfaces such as wood, vinyl, concrete, bare and painted metals, and more. Labeled directions ensure equipment and landscape safety. It has no added fragrance, chlorines or phosphates. Its noncorrosive formula is safe for metal surfaces. Simple Green Pro HD Heavy-Duty Cleaner is designed to be used in parts washers, dip tanks and ultrasonics and with pressure-washing equipment for cleaning items and areas that are typically heavily soiled, such as industrial equipment, construction equipment, rail and trucking transport, meat and poultry processing plants, trash bins and enclosures, and more.