A control device for controlling a medium reader having a medium transport roller whose having in a color distinguishable from a color of a medium. In the hood, a length of each wire is established so as to allow the wire to be strained on condition that the hood body is flipped up. The soy meal based polymer is both stable and biodegradable. The at least one tocotrienol is substantially in a range of 10-500 mg per dosage form.