Use an ozone machine to help with your odor control. Ozone machines attack odor at their source and leave the air smelling fresh and clean. They handle odor problems from smoke, pets, cooking and other offensive smells. Ozone is the second most powerful sanitizer in the world and it has the ability to destroy bacteria, viruses, mold, and odors. For strong odor problems, we may also have to use the process listed under Pet Urine Removal.