His carotid artery was affected and he died of a massive stroke. William Brown died in a Fort Worth hospital. At the hospital he was put into a medically-induced coma and that x-rays showed that part of the e-cigarette was lodged in his throat.The death certificate says he died from cerebral infarction and herniation. The explosion occurred in the parking lot of a store that sells smoking and vaping supplies. He was on his way back home from the bank when he stopped to buy an e-cigarette but he did not buy anything. An investigator on the case told that the vape pen’s battery caused the explosion.
E-cigarettes and vape pens are battery-operated devices that heat a liquid to create an aerosol that can be inhaled. It usually contains nicotine and can have flavoring. 195 separate e-cigarette fire and explosion incidents in the United States were reported between 2009 and 2016. No deaths were reported, but there were 133 acute injuries in 68% of the incidents.