Nature's Air Sponge 1-lb. Odor Absorber in Container is a powerful air purifier that eliminates virtually all odors and pollutants from the ambient air in your home, office, or car. It effectively tackles musky basements, pet, gasoline, tobacco smoke odors, as well as mildew, fresh paint, solvent, and diaper odors. Use it for sewer gas treatment facilities, municipal bus & subway systems, commercial airlines, hotels, hospitals, and restoration of buildings damaged by fire & other disasters. Nature's AirSponge is easy to use, simply remove the sticker from the cover and place it anywhere you wish to effectively eliminate odors.