“…One approach reported in the literature that has been used successfully to aid in the diagnosis of aspirated plastic foreign bodies is to add barium to plastic products to make them radioopaque. Such a technique was successfully implemented by the 3M Company (Minnesota Mining and Manufacturing Company) after it was reported that their products had resulted in two deaths by aspiration [4,15]. As plastic becomes more common in the home environment, physicians must have a higher index of suspicion even in the face of subtle symptoms and normal plain radiographs.…”