Types of Containers: BA - Burlap, cloth, plastic, or paper bag. CF - Fiber or plastic boxes, cartons, cases. CM - Metal boxes, cartons, cases (including roll-offs) CW - Wooden boxes, cartons, cases. CY - Cylinders. DF - Fiberboard or plastic drums, barrels, kegs. DM - Metal drums, barrels, kegs. DT - Dump trucks.