Five people injured at a security products factory
Sulfur dioxide reacts with other gases to create harmful particles.
Company filed following a devastating explosion and fire in June.
Exposure to hexavalent chromium can result in significant adverse health effects.
A small fire spread to a 10,000-gallon storage tank holding flammable product Tuesday morning at a chemical plant in Upper Merion, Pennsylvania.
Firefighters rescue driver from car overturned in retention pond.
Lack of water at the fire scene hinders emergency operations.
Federal investigators believe a rupture pipe elbow was at fault in a June 2019 explosion and fire at the Philadelphia Energy Solutions refinery in Pennsylvania, according to the U.S. Chemical Safety Board.