Kills odor-causing airborne bacteria. With Oust technology. Tough odor solutions. Use Glade Tough Odor Solutions Air Sanitizer every day throughout your home to eliminate odors caused by airborne bacteria, to leave your home smelling clean and fresh. Unlike air fresheners that only mask odors temporarily, Glade Tough Odor Solutions Air Sanitizer eliminates tough odors such as bathroom, pet odors, and mildew odors.