WBAA
Inside a garage at a building near the Purdue University Airport sits a dump truck, full to the brim with dried corn. It’s not a grain bin, but it’s a useful stand-in for an exercise first responders from around the area are about to stage. The EMTs, volunteer firefighters and other lifesavers have come to Purdue to learn from perhaps the world’s pre-eminent experts on grain bin entrapments.