Good overview, but I'm questioning of the 10-15 megaton estimate, that's a lot higher than any of the other's I've come across.

*grins* Something to research! I was looking forward to being bored in a few weeks when my current project should be wrapping up. Yay!
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-IronRaven

When a man dare not speak without malice for fear of giving insult, that is when truth starts to die. Truth is the truest freedom.