1. Five kinds of metal. After that gold, silver, copper, iron, tin for the hardware, also refers to all kinds of metal.
Han Zhao Ye "Spring and Autumn in Wu Yue Biography": "Sister Wen Yue Wang often made Ouyezi sword five ... ... a Zhanlu, the shade of the metal, the essence of the sun."
Five generations of Qi "Xie Renhui medicine" poem: "Hardware metaphysics, nine chain more refined." According to "Han food Shi Shang" "Gold, knife, turtle, shellfish" Golden also said yellow said gold, white silver, red said copper, green said lead, black said iron.
Sun Yat-sen "Xingzhonghui Manifesto": "Nowadays strong neighbors ring, Tiger as Hawthorn, a long time salivating China's hardware rich, many properties."
2. Today also used for the generic term for metal products. Such as: hardware store.
3. See "Five Zhu." Ancient coin name. Elm pods of money.
Gold Yuan Hao asked "continued Yi Jian ancient money": "Yu pods, the text of a saying 'hardware', a saying 'Wu Zhu', the minute points 'baht' for the word also.