Question: QUESTION 2 Size reduction was considered as a black art and not a science. Explain why this perception and give some clarifications about the development

QUESTION 2 Size reduction was considered as a "black art" and

QUESTION 2 Size reduction was considered as a "black art" and not a science. Explain why this perception and give some clarifications about the development of the theory governing comminution. 115 markal

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