A Guide to Understanding TV Metrics

The Barringer Crater in Arizona is over twelve-hundred meters across. To give you some idea of how big that is, it’s large enough to have ten football games going on at once in the center with more than a million fans watching from the outside. To put it another way, it would take all of the backyard swimming pools in the state of New York to fill the crater; more than a billion gallons!”
– Any meteor show on the Discovery Channel

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