DefinitionThis article discusses the harmful effects from swallowing or breathing in an oven cleaner.This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National Poison Control Center at 1-800-222-1222.Poisonous IngredientCorrosive alkalisWhere FoundOven cleaners are sold under various brand names. Some include:Easy Off oven cleanerMr. Muscle oven and grill cleanerThis list is not all-inclusive.SymptomsAirways and lungs Breathing difficulty -- from breathing in fumesThroat swelling -- may also cause breathing difficultyEyes, ears, nose, and throat Severe pain in the throatSevere pain or burning in the nose, eyes, ears, lips, or tongueVision lossGas