A device and method for trading commodity options and futures related to an educational institution’s non-rival athletic program to manage risks associated with producing collegiate athletic programs. The deletion-data management information includes a deleted item corresponding to the deleted portion of the moving image data. The longitudinal rail includes at least two prongs, each prong being configured and arranged to receive at least one segmented electrode. The knife holder may further include a locking mechanism operatively coupled to the knife block, for selectively locking the knife block in the upright position so that knives cannot be easily withdrawn therefrom. % oxygen into the base of a flame at the burner, whereupon such fuels can be combusted at the burner.