Recommended for use in food service areas, schools, hotels, hospitals, restrooms, and shower rooms. Ideal for cleaning concrete, ceramic tile, quarry tile, grout, brick and rubber mats with floor machine or mopping. Inherent biological action continues to clean between regularly scheduled cleaning to help keep grease accumulations to minimum. Caution: Do not mix or use this product with acid, alkaline, or product containing bleach. For use on floor only. Do not use on food contact surfaces.