The flotation process used in metallurgy involves Multiple Choice the roasting of sulfides. separation of gangue from ore. elect
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The answer is; C
These lines that join areas of equal pressure during an air system are called isobars. The black lines in the diagram below are the isobars. They are good indicators of the strength of these systems. The innermost closed lines indicate the positions of relative maxima (high-pressure areas) and minima (low-pressure areas) in the pressure field.
