枯矾为收湿敛疮,止血化腐的药物,由白矾(又名明矾)煅制而成。传统的煅制方法是取净白矾于铁锅(或砂锅)内,用武火加热至锅内不见气泡,质地酥松呈白色蜂窝状为止。但是在实际操作过程中,往往由于温度难以掌握,锅内受热不均匀,以及操作不得法等原因,就会造成“污底”即锅底面呈 Dry alum is a medicine for accumulating damp and sores. It is a medicine for hemostasis and rot. It is made from white peony (also known as alum). The traditional method of forging is to remove the white peony in the iron pan (or casserole), and use the fire to heat the pan to see no bubbles, and the texture is crisp and white honeycomb. However, during the actual operation, due to the difficulty of temperature control, uneven heating in the pot, and improper operation, etc., it will result in “dirty”, that is, the bottom surface of the pot