During orientation week, when students had the opportunity to explore the Minerals Processing Laboratory, they encountered difficulty in recognising the equipment used for sample reduction $($refer to the figure and labeling provided below$).$

Give the names of the equipment that could have been used to reduce the size

$6$

b

In the image above, there is a client interested in knowing the contents of the sample, as well as the valuables contained within. Name and describe the method that you are going to use to be able to answer your client.

$6$

Galena is recovered by a flotation process of which the flowsheet is shown in Figure $1.$ The operation is currently experiencing high losses of Galena to the tailings stream, and you are part of a team to investigate this problem.

MLA analysis of the tailings stream shows the following information. What are the conclusions that you draw from the MLA results in each of the following cases:

$8$