The most obvious and simple way of removing soluble impurities from salt is spraying of brine or water over a layer of salt - on a heap, on a screen, on a wire mesh belt or in a screw conveyor. The disadvantage is that the brine will flow downwards through a path of least resistance, forming channels.
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Answer:
The most obvious and simple way of removing soluble impurities from salt is spraying of brine or water over a layer of salt - on a heap, on a screen, on a wire mesh belt or in a screw conveyor. The disadvantage is that the brine will flow downwards through a path of least resistance, forming channels.
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