This stuff both cleans AND deodorizes carpets. It can be used in pretty much all machines — Hoover, Bissell, Rug Doctor, Kenmore, Carpet Express. The solution works on all water-safe surfaces like carpets, rugs, furniture, and automobiles. Plus, it's biodegradable and non-toxic.Promising review: "This works like a dream. I have light beige carpets, and this gets all the dirt and stains right out." —Karen M.Get it from Amazon for $19.97.