Krud Kutter Pet Carpet Cleaner releases pet stains on contact for immediate cleaning and uses microorganisms to penetrate deeply into the carpet and padding to break down residual pet stains. This carpet cleaner's advanced, patent-pending technology and surfactant system give it superior cleaning performance and long-lasting odor control. Superior cleaning performance & long lasting odor control. Powered by microorganisms to degrade residual organics. Protects against resoiling. Carpet & Rug Institute (CRI) Seal of Approval.