Employees at the Bar Harbor Bank and Trust operations center in Ellsworth are still evacuated from the building.According to Ellsworth police, around 10:30 Thursday morning a staff member opened a letter, a white powdery substance fell out and on to her hands. We’re told her hands began burning and she was taken to Maine Coast Memorial Hospital.We have received word from hospital staff that the victim suffered no burns and is expected to be released Thursday evening. The staff of about 40 people were evacuated from the building and several emergency response agencies, including a HazMat team have been at the scene securing the area.” The biggest challenge is keeping everybody in one location,” said Deputy Fire Chief, Richard Tupper, with the Ellsworth Fire Department. ” People like to wonder off and get curious and investigate themselves to find out what’s going on. We need to isolate people out until we do determine what it is.”The 11th Civil Support Team, of the Army National Guard unit based out of Waterville, responding as a hazmat team. They brought a mobile lab to test the unidentified powder on site. They are not saying how long it will take but did say they have an hour worth of oxygen each.There have been no reports of injuries.We are continuing to follow this developing story and will bring you more information when it becomes available.