Traditionally, a cooper is someone who makes wooden stavedvessels of a conical form, of greater length than breadth, boundtogether with hoops and possessing flat ends or heads. Examplesof a cooper's work include but are not limited to casks,barrels, buckets, tubs, butter churns, hogsheads, firkins,tierces, rundlets, puncheons, pipes, tuns, butts, pins, andbreakers.