The explosion caused a fire at the PepsiCo plant in the United States. At the Quaker Oats plant (a subsidiary of PepsiCo) in Cedar Rapids (Iowa), an emergency occurred. Black plumes of smoke were also seen from the city center. All company employees were quickly evacuated, no one was injured. Mayor Tiffany O'Donnell explained that the fire broke out in the part of the complex where the finished products are processed. The official cause of the explosion is still unknown. Follow Max I Feedback.