Officials say two workers at a Memphis company who were attempting to remove the top cover of a train tanker car that contained a cooking oil product were injured in a flash fire. A statement from the Memphis Fire Department says both workers with Runyon Industries were taken to the hospital. One suffered second-degree burns on his hands and back and a fractured leg. The other suffered second-degree burns to his hands. Fire officials say the cause of Tuesday's blaze is under investigation. According to a company website, Runyon Industries provides services that include cleaning and repairing railcars and producing vegetable-based oil.