Effectively cleans tough stains, soil, and bacteria. Safe for all popular steam machines. Removes pet stains and eliminates ordors. Built-in brush applicator is more convenient and effective to use than trigger sprays. FASTEST growing carpet cleaner on the market. Meets the standards of the Scientific Certification Systems (70% biodegradable within 30 days). SCS Certified Biodegradable, Registration #SCS-BIO-02153.