The idea of the froth floatation method came | vedclass

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(B) The froth floatation process is a method used for the concentration of sulphide ores. It is said that the idea of this process was inspired by a f

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fisher woman and concentration

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(B) The froth floatation process is a method used for the concentration of sulphide ores. It is said that the idea of this process was inspired by a fisherwoman who noticed that sulphide minerals,being hydrophobic,float on water while gangue particles sink,similar to how oily substances float on water. Thus,$X$ is a fisherwoman and $Y$ is the concentration of ores.

The idea of the froth floatation method came from a person $X$ and this method is related to the process $Y$ of ores. $X$ and $Y$,respectively,are

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