But the resin used for lacquer ware comprises only about 65 % of lacquer sap, so it must be refined. After the sap is filtered through two thin layers of cloth, it is then put into a heated beater for eight hours to remove water, creating refined lacquer. Then iron can be added to make black lacquer or cinnabar to make red lacquer.
收集下來的漆，只有百分之六十五左右的漆酸是漆的真正成分，所以必須經過精緻提煉：將生漆以兩層的細布過濾，然後放入加熱的攪拌器攪拌八小時加以脫水，便是可以使用的精緻漆，加上鐵就成了黑漆，加上朱砂就是朱漆。