This low odor product leaves no messy residue behind. Uses effervescing action to clean carpet and nonporous surfaces such as floors, walls, tables, chairs, countertops, bathroom fixtures, sinks, bed frames, doors, shelves, tile and grout and more. Designed to be used with cold water for enhanced user safety and energy savings. Green Seal™ Certified when sold in the 3M™ Twist 'n Fill™ Cleaning Chemical Management System, which is designed for accurate, easy, automatic dispensing in a two liter bottle.