Chem-Dry's Carpet Stain Extinguisher quickly and thoroughly removes most stubborn spots from carpets, upholstery, auto interiors and even clothing using a patented carbonation process. It's a Green Certified, water-based aerosol cleaner ideal for dirt and most common food spills such as ketchup, syrups, soda pop, chocolate and more. It will keep your carpets and fabrics smelling fresh and looking great between professional cleanings.