India, April 9 -- Many were left injured after an explosion at Aspen Aerogels on Dexter Rd in East Providence, Rhode Island, on Wednesday. Bob DaSilva, the mayor of East Providence wrote on Facebook "East Providence Fire Department and Emergency Management Agency working an explosion and fire at Aspen Aerogels on Dexter Rd."

East Providence Fire Department and Emergency Management Agency noted "Crews are operating at an active Multiple Casualty Incident and Structure Fire at Aspen Aerogels 3 Dexter Rd. Please avoid the area more details to follow." A "mass casualty incident," is described as a sudden surge in patients that overwhelm medical resources.

It was reportedly a chemical explosion and many said they'd heard a 'loud boom'. As ne...