The wet pan mill for gold repeatedly squeeze and mill gold ore through the weight of the wheels until the gold ore has been crushed completely. And then add 1 kg mercury into the water . Meantime, every 5-10 minutes, add gold ore to the machine. After 24 hours, recycle mercury. Then pack mercury with big density of cloth. Twist the cloth and let the mercury come out. The gold will be left in the cloth.
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