As early as 225 BC, chain was used to draw a bucket of water up from a well. This very early bucket chain was composed of connected metal rings.Tsubakimoto Chain Co.. The Complete Guide to Chain. Kogyo Chosaki Publishing Co., Ltd., 1997, p. 240. p. 211. ISBN 0-9658932-0-0 [Consulta: 17 maig 2006].