The Danger of Popcorn Polymer: Incident at the TPC Group Chemical Plant

A CSB safety video on the November 2019 incident at the TPC Group Chemical Plant in Port Neches, Texas. A series of explosions destroyed a portion of the TPC facility, damaged nearby homes and businesses, and prompted a mandatory evacuation of residents living within four miles of the plant. Several workers and members of the public reported injuries and fires burned at the facility for over a month. The incident caused $450 million in on-site property damage and $153 million in off-site property damage to nearby homes and businesses. Media reports indicated that the blast was felt up to 30 miles away.