Teen treated in Salt Lake City after vape pen explodes in his mouth Teenage boy, 17, left with shattered jaw and several missing teeth after his vape pen battery overheated and exploded in his mouth E cigarette explodes in teen's mouth, breaks jaw and teeth A 17 year old boy was using an e cigarette when the device suddenly exploded in his mouth, causing severe facial trauma. The blast was powerful enough to fracture and shatter his lower jaw, leaving a