Problem: Superman can squeeze graphite (coal) to such a high pressure that it is transformed to diamond. Let’s consider this claim against the underlying science. The phase diagram for carbon is shown below. What pressure does Superman need to exert to change graphite into diamond at room temperature?

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Superman can squeeze graphite (coal) to such a high pressure that it is transformed to diamond. Let’s consider this claim against the underlying science. The phase diagram for carbon is shown below. 

What pressure does Superman need to exert to change graphite into diamond at room temperature?

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Based on our data, we think this problem is relevant for Professor Randles' class at UCF.