Bob F wrote:
AND be carefull to never heat plain water in a MW as it may damn near
"explode" when you go to use it due to surface tension issue.
I.E. put cocoa in before heating, ditto tea bag.

Excellent advice, if you like cocoa all over the inside of the
microwave. Otherwise - not so much.

As Dick Cheney said to a protester: "Put a lid on it*."

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* Actually, Cheney said "Shut the **** up." Or thought it. But the idea's
the same.